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Recent questions tagged nielit2019feb-scientistd
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41
NIELIT 2019 Feb Scientist D - Section D: 15
The roots of the equation $x^{2/3}+x^{1/3}-2=0$ are : $1, -8$ $-1, -2$ $\frac{2}{3}, \frac{1}{3}$ $-2, -7$
The roots of the equation $x^{2/3}+x^{1/3}-2=0$ are :$1, -8$$-1, -2$$\frac{2}{3}, \frac{1}{3}$$-2, -7$
Lakshman Bhaiya
13.7k
points
710
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
polynomials
+
–
0
votes
1
answer
42
NIELIT 2019 Feb Scientist D - Section D: 14
A bag contains $12$ balls of the two different colours out of which $x$ are white. One ball is drawn at random. If $6$ more white balls are put in a bag, the probability of drawing a white ball now will be doubled to that of previous probability of drawing a white ball. The value of $x$ is : $4$ $5$ $6$ $3$
A bag contains $12$ balls of the two different colours out of which $x$ are white. One ball is drawn at random. If $6$ more white balls are put in a bag, the probability ...
Lakshman Bhaiya
13.7k
points
728
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
probability
+
–
0
votes
1
answer
43
NIELIT 2019 Feb Scientist D - Section D: 13
Find the value of the expression $1-6+2-7+3-8+\dots\dots$ to $100$ terms. $-250$ $-500$ $-450$ $-300$
Find the value of the expression $1-6+2-7+3-8+\dots\dots$ to $100$ terms.$-250$$-500$$-450$$-300$
Lakshman Bhaiya
13.7k
points
631
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
sequences&series
+
–
0
votes
1
answer
44
NIELIT 2019 Feb Scientist D - Section D: 12
The value of the following expression : $\left [ \frac{1}{2^{2}-1} \right ]+\left [ \frac{1}{4^{2}-1} \right ]+\left [ \frac{1}{6^{2}-1} \right ]+\dots\dots+\left [ \frac{1}{20^{2}-1} \right ]$ is : $\frac{10}{21}$ $\frac{13}{27}$ $\frac{15}{22}$ $\frac{22}{15}$
The value of the following expression :$\left [ \frac{1}{2^{2}-1} \right ]+\left [ \frac{1}{4^{2}-1} \right ]+\left [ \frac{1}{6^{2}-1} \right ]+\dots\dots+\left [ \frac{...
Lakshman Bhaiya
13.7k
points
585
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
sequences&series
+
–
0
votes
1
answer
45
NIELIT 2019 Feb Scientist D - Section D: 11
What will be area of the rhombus with equations of sides $ax \pm$ $by \pm c$ = $1$ ? $\frac{3c^{2}}{ab}$sq. units $\frac{4c^{2}}{ab}$sq. units $\frac{2c^{2}}{ab}$sq. units $\frac{c^{2}}{ab}$sq. units
What will be area of the rhombus with equations of sides $ax \pm$ $by \pm c$ = $1$ ?$\frac{3c^{2}}{ab}$sq. units$\frac{4c^{2}}{ab}$sq. units$\frac{2c^{2}}{ab}$sq. units$\...
Lakshman Bhaiya
13.7k
points
689
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
geometry
+
–
0
votes
1
answer
46
NIELIT 2019 Feb Scientist D - Section D: 20
If $\left (-4, 0 \right), \left(1, -1 \right)$ are two vertices of a triangle whose area is $4$ Sq units then its third vertex lies on : $y=x$ $5x+y+12=0$ $x+5y-4=0$ $x-5y+4=0$
If $\left (-4, 0 \right), \left(1, -1 \right)$ are two vertices of a triangle whose area is $4$ Sq units then its third vertex lies on :$y=x$$5x+y+12=0$$x+5y-4=0$$x-5y+4=...
Lakshman Bhaiya
13.7k
points
626
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
geometry
+
–
1
votes
1
answer
47
NIELIT 2019 Feb Scientist D - Section D: 19
If $x= \frac{\sqrt{p^{2}+q^{2}}+\sqrt{p^{2}-q^{2}}}{{\sqrt{p^{2}+q^{2}}-\sqrt{p^{2}-q^{2}}}}$ then $q^{2}x^{2}-2p^{2}x+q^{2}$ equals to : $3$ $-1$ $-2$ $0$
If $x= \frac{\sqrt{p^{2}+q^{2}}+\sqrt{p^{2}-q^{2}}}{{\sqrt{p^{2}+q^{2}}-\sqrt{p^{2}-q^{2}}}}$ then $q^{2}x^{2}-2p^{2}x+q^{2}$ equals to :$3$$-1$$-2$$0$
Lakshman Bhaiya
13.7k
points
737
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
quadratic-equations
+
–
1
votes
1
answer
48
NIELIT 2019 Feb Scientist D - Section D: 18
If $ x^{a}=y^{b}=z^{c} $ and $ y^{2}=zx $ then the value of $ \frac{1}{a} + \frac{1}{c}$ is : $ \frac{b}{2}$ $ \frac{c}{2}$ $ \frac{2}{b}$ $ \frac{2}{a}$
If $ x^{a}=y^{b}=z^{c} $ and $ y^{2}=zx $ then the value of $ \frac{1}{a} + \frac{1}{c}$ is :$ \frac{b}{2}$$ \frac{c}{2}$$ \frac{2}{b}$$ \frac{2}{a}$
Lakshman Bhaiya
13.7k
points
606
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
polynomials
+
–
0
votes
1
answer
49
NIELIT 2019 Feb Scientist D - Section D: 16
The sum of first $n$ terms of an $A.P$. whose first term is $\pi$ is zero. The sum of next $m$ terms is : $\frac{ \pi m \left(m+n \right)}{n-1}$ $\frac{ \pi n \left(m+n \right)}{1-n}$ $\frac{ \pi m \left(m+n \right)}{1-n}$ $1$
The sum of first $n$ terms of an $A.P$. whose first term is $\pi$ is zero. The sum of next $m$ terms is :$\frac{ \pi m \left(m+n \right)}{n-1}$$\frac{ \pi n \left(m+n \ri...
Lakshman Bhaiya
13.7k
points
671
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
sequences&series
+
–
0
votes
1
answer
50
NIELIT 2019 Feb Scientist D - Section D: 17
If $ \ Sinx+Sin^{2} x=1$ then $ \ Cos^{8}x+ 2 \ Cos^{6} x+ \ Cos^{4} x$ equals to : $0$ $-1$ $1$ $2$
If $ \ Sinx+Sin^{2} x=1$ then $ \ Cos^{8}x+ 2 \ Cos^{6} x+ \ Cos^{4} x$ equals to :$0$$-1$$1$$2$
Lakshman Bhaiya
13.7k
points
658
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
trigonometry
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–
0
votes
1
answer
51
NIELIT 2019 Feb Scientist D - Section D: 21
How many litres of a $3\%$ hydrogen peroxide solution should be mixed with $6$ liters of a $30\%$ hydrogen peroxide solution so as to get a mixture of $12\%$ solution ? $3$ litres $6$ liters $9$ litres $12$ litres
How many litres of a $3\%$ hydrogen peroxide solution should be mixed with $6$ liters of a $30\%$ hydrogen peroxide solution so as to get a mixture of $12\%$ solution ?$3...
Lakshman Bhaiya
13.7k
points
1.2k
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
alligation-mixture
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–
1
votes
1
answer
52
NIELIT 2019 Feb Scientist D - Section D: 24
$ \sin^{-1}\left [ \frac{3}{5} \right ] + \tan^{-1}\left [ \frac{1}{7} \right ]=$ $\frac{\pi }{4}$ $\frac{\pi }{2}$ $ \cos^ {-1} \frac{4}{5} $ $\pi$
$ \sin^{-1}\left [ \frac{3}{5} \right ] + \tan^{-1}\left [ \frac{1}{7} \right ]=$$\frac{\pi }{4}$$\frac{\pi }{2}$$ \cos^ {-1} \frac{4}{5} $$\pi$
Lakshman Bhaiya
13.7k
points
601
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
trigonometry
+
–
0
votes
1
answer
53
NIELIT 2019 Feb Scientist D - Section D: 23
A train enters into a tunnel $AB$ at $A$ and exits at $B$. A jackal is sitting at $O$ in another by passing tunnel $AOB$, which is connected to $AB$ at $A$ and $B$, where $OA$ is perpendicular to $OB$. A cat is sitting at $P$ inside the tunnel $AB$ ... The ratio of speeds of jackal and cat is : $\frac{2}{3}$ $\frac{4}{3}$ $\frac{5}{3}$ $\frac{3}{2}$
A train enters into a tunnel $AB$ at $A$ and exits at $B$. A jackal is sitting at $O$ in another by passing tunnel $AOB$, which is connected to $AB$ at $A$ and $B$, where...
Lakshman Bhaiya
13.7k
points
717
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
train
+
–
0
votes
1
answer
54
NIELIT 2019 Feb Scientist D - Section D: 26
A dog at point $A$ goes in pursuit of a fox $30$ $m$ away. The dog makes $2$ $m$ and the fox, $1$ m long leaps. If the dog makes two leaps to the fox’s three, at what distance from $A$ will the dog catch up with the fox ? $100$ $m$ $110$ $m$ $105$ $m$ $120$ $m$
A dog at point $A$ goes in pursuit of a fox $30$ $m$ away. The dog makes $2$ $m$ and the fox, $1$ m long leaps. If the dog makes two leaps to the fox’s three, at what d...
Lakshman Bhaiya
13.7k
points
1.0k
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
algebra
+
–
1
votes
0
answers
55
NIELIT 2019 Feb Scientist D - Section D: 25
In the following system of equations $2^{y-x} \left(x+y \right)=1$ & $\left(x+y \right)^{x-y}=2$ the value of $xy$ is : $\frac{1}{2}$ $\frac{3}{4}$ $\frac{1}{4}$ $1$
In the following system of equations $2^{y-x} \left(x+y \right)=1$ & $\left(x+y \right)^{x-y}=2$ the value of $xy$ is :$\frac{1}{2}$$\frac{3}{4}$$\frac{1}{4}$$1$
Lakshman Bhaiya
13.7k
points
490
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
system-of-equation
+
–
0
votes
1
answer
56
NIELIT 2019 Feb Scientist D - Section D: 22
A train travelling from Delhi to Ambala meets with an accident after $1$ hr. It is stopped for $\frac{1}{2}$ hr, after which it proceeds at fourth-fifth of its usual rate, arriving at Ambala at $2$ hr late. If the train has covered $80$ km more before the ... just $1$ hr late. The usual speed of the train is : $20$ km/hr $30$ km/hr $40$ km/hr $50$ km/hr
A train travelling from Delhi to Ambala meets with an accident after $1$ hr. It is stopped for $\frac{1}{2}$ hr, after which it proceeds at fourth-fifth of its usual rate...
Lakshman Bhaiya
13.7k
points
693
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
train
+
–
3
votes
1
answer
57
NIELIT 2019 Feb Scientist D - Section D: 30
Find the value of $x$ satisfying : $\log_{10} \left (2^{x}+x-41 \right)=x \left (1-\log_{10}5 \right)$ $40$ $41$ $-41$ $0$
Find the value of $x$ satisfying : $\log_{10} \left (2^{x}+x-41 \right)=x \left (1-\log_{10}5 \right)$$40$$41$$-41$$0$
Lakshman Bhaiya
13.7k
points
614
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
logarithms
+
–
0
votes
1
answer
58
NIELIT 2019 Feb Scientist D - Section D: 28
$\left [\frac{1}{1-x}+\frac{1}{1+x}+\frac{2}{1+x^{2}}+\frac{4}{1+x^{4}}+\frac{8}{1+x^{8}} \right ]$ equal to : $1$ $0$ $\frac{8}{1-x^{8}}$ $\frac{16}{1-x^{16}}$
$\left [\frac{1}{1-x}+\frac{1}{1+x}+\frac{2}{1+x^{2}}+\frac{4}{1+x^{4}}+\frac{8}{1+x^{8}} \right ]$ equal to :$1$$0$$\frac{8}{1-x^{8}}$$\frac{16}{1-x^{16}}$
Lakshman Bhaiya
13.7k
points
603
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
polynomials
+
–
0
votes
1
answer
59
NIELIT 2019 Feb Scientist D - Section D: 29
The image of the point $\left (3, 8 \right)$ in the line $x+3y=7$ is : $\left (1, 4 \right)$ $\left (4, 1 \right)$ $\left (-1, -4 \right)$ $\left (-4, -1 \right)$
The image of the point $\left (3, 8 \right)$ in the line $x+3y=7$ is :$\left (1, 4 \right)$$\left (4, 1 \right)$$\left (-1, -4 \right)$$\left (-4, -1 \right)$
Lakshman Bhaiya
13.7k
points
594
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
straight-lines
+
–
0
votes
1
answer
60
NIELIT 2019 Feb Scientist D - Section D: 27
If $5$ spiders can catch $5$ files in $5$ minutes. How many files can $100$ spiders catch in $100$ minutes : $100$ $1000$ $500$ $2000$
If $5$ spiders can catch $5$ files in $5$ minutes. How many files can $100$ spiders catch in $100$ minutes :$100$$1000$$500$$2000$
Lakshman Bhaiya
13.7k
points
610
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
algebra
+
–
0
votes
1
answer
61
NIELIT 2019 Feb Scientist D - Section C: 1
The $L.C.M$ of $\left (x^{3}-x^{2}-2x \right)$ and $\left (x^{3}+x^{2} \right)$ is : $\left (x^{3}-x^{2}-2x \right)$ $\left (x^{2}+x \right)$ $\left (x^{4}-x^{3}-2x^{2} \right)$ $x-2$
The $L.C.M$ of $\left (x^{3}-x^{2}-2x \right)$ and $\left (x^{3}+x^{2} \right)$ is : $\left (x^{3}-x^{2}-2x \right)$$\left (x^{2}+x \right)$$\left (x^{4}-x^{3}-2x^{2} \ri...
Lakshman Bhaiya
13.7k
points
639
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
lcm-hcf
+
–
0
votes
2
answers
62
NIELIT 2019 Feb Scientist D - Section C: 5
A man travels $35$ km partly at $4$ $kmph$ and partly at $5$ $kmph$. If he covers the former distance at $5$ $kmph$ and the later distance at $4$ $kmph$, he could cover $2$ km more in the same time. The time taken to cover the whole distance at the original rate (in hours) is : $4\frac{1}{2}$ $7$ $8$ $9$
A man travels $35$ km partly at $4$ $kmph$ and partly at $5$ $kmph$. If he covers the former distance at $5$ $kmph$ and the later distance at $4$ $kmph$, he could cover $...
Lakshman Bhaiya
13.7k
points
820
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
speed-distance-time
+
–
1
votes
1
answer
63
NIELIT 2019 Feb Scientist D - Section C: 6
A certain number consists of two digits whose sum is $9$. It the order of digits is reversed, the new number is $9$ less than the original number. The original number is : $45$ $36$ $54$ $63$
A certain number consists of two digits whose sum is $9$. It the order of digits is reversed, the new number is $9$ less than the original number. The original number is ...
Lakshman Bhaiya
13.7k
points
711
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
number-systems
+
–
1
votes
1
answer
64
NIELIT 2019 Feb Scientist D - Section C: 3
If $t^{2}-4t+1=0$, then the value of $\left[t^{3}+1/t^{3} \right]$ is : $44$ $48$ $52$ $64$
If $t^{2}-4t+1=0$, then the value of $\left[t^{3}+1/t^{3} \right]$ is :$44$$48$$52$$64$
Lakshman Bhaiya
13.7k
points
648
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
polynomials
+
–
0
votes
1
answer
65
NIELIT 2019 Feb Scientist D - Section C: 2
Ashok's age is $\left (\frac{1}{6} \right)^{th}$ of his father's age. The father's age will be twice of Kamal's age after $10$ years. If Kamal's eighth birthday was celebrated $2$ years before, what is Ashok's present age ? $24$ years $30$ years $\frac{20}{3}$ years None
Ashok's age is $\left (\frac{1}{6} \right)^{th}$ of his father's age. The father's age will be twice of Kamal's age after $10$ years. If Kamal's eighth birthday was celeb...
Lakshman Bhaiya
13.7k
points
803
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
ages
+
–
0
votes
1
answer
66
NIELIT 2019 Feb Scientist D - Section C: 4
The difference between simple interest and compound interest on a sum for $2$ years at $8\%$, when the interest is compounded annually is ₹ $16$. If the interest were compounded half-yearly, the difference in $2$ years would be nearly : ₹ $16$ ₹ $16.80$ ₹ $21.85$ ₹ $24.64$
The difference between simple interest and compound interest on a sum for $2$ years at $8\%$, when the interest is compounded annually is ₹ $16$. If the interest were c...
Lakshman Bhaiya
13.7k
points
641
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
simple-interest
compound-interest
+
–
0
votes
1
answer
67
NIELIT 2019 Feb Scientist D - Section C: 8
$A$ can do a piece of work in $14$ days which $B$ can do in $21$ days. They begin together but $3$ days before the completion of the work, $A$ leaves off. The total number of days to complete the work is : $\frac{33}{5}$ $8\frac{1}{2}$ $\frac{51}{5}$ $13\frac{1}{2}$
$A$ can do a piece of work in $14$ days which $B$ can do in $21$ days. They begin together but $3$ days before the completion of the work, $A$ leaves off. The total numbe...
Lakshman Bhaiya
13.7k
points
550
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
work-time
+
–
0
votes
2
answers
68
NIELIT 2019 Feb Scientist D - Section C: 11
Due to a fall in the rate of interest from $13\%$ p.a. to $12\frac{1}{2}\%$ p.a., a money lender's yearly income diminishes by ₹ $104$. His capital is : ₹ $21, 400$ ₹ $20,800$ ₹ $22,300$ ₹ $24,000$
Due to a fall in the rate of interest from $13\%$ p.a. to $12\frac{1}{2}\%$ p.a., a money lender's yearly income diminishes by ₹ $104$. His capital is :₹ $21, 400$₹...
Lakshman Bhaiya
13.7k
points
984
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
simple-interest
+
–
0
votes
1
answer
69
NIELIT 2019 Feb Scientist D - Section C: 10
If $9$ men working $7\frac{1}{2}$ hours a day can finish a work in $20$ days, then how many days will be taken by $12$ men working $6$ hours a day to finish the work, it being given that $3$ men of former type work as much as $2$ men of the latter type in the same time ? $12\frac{1}{2}$ $13$ $9\frac{1}{2}$ $11$
If $9$ men working $7\frac{1}{2}$ hours a day can finish a work in $20$ days, then how many days will be taken by $12$ men working $6$ hours a day to finish the work, it ...
Lakshman Bhaiya
13.7k
points
815
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
work-time
+
–
0
votes
1
answer
70
NIELIT 2019 Feb Scientist D - Section C: 7
In an examination, $52\%$ of the candidates failed in English, $42\%$ in Mathematics and $17\%$ in both. The number of those who passed in both the subjects, is : $83\%$ $23\%$ $64\%$ $55.5\%$
In an examination, $52\%$ of the candidates failed in English, $42\%$ in Mathematics and $17\%$ in both. The number of those who passed in both the subjects, is :$83\%$$2...
Lakshman Bhaiya
13.7k
points
668
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
percentage
+
–
0
votes
2
answers
71
NIELIT 2019 Feb Scientist D - Section C: 9
The greatest number of four digits which is divisible by each one of the numbers $12$, $18$, $21$ & $28$, is : $9848$ $9864$ $9828$ $9636$
The greatest number of four digits which is divisible by each one of the numbers $12$, $18$, $21$ & $28$, is :$9848$$9864$$9828$$9636$
Lakshman Bhaiya
13.7k
points
788
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
sequences&series
+
–
0
votes
1
answer
72
NIELIT 2019 Feb Scientist D - Section C: 17
A dinner party is to be fixed for a group consisting of $100$ persons. In this party, $50$ persons do not prefer fish, $60$ prefer chicken and $10$ do not prefer either chicken or fish. The number of persons who prefer both fish and chicken is: $10$ $20$ $30$ $40$
A dinner party is to be fixed for a group consisting of $100$ persons. In this party, $50$ persons do not prefer fish, $60$ prefer chicken and $10$ do not prefer either c...
Lakshman Bhaiya
13.7k
points
692
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
venn-diagrams
+
–
0
votes
1
answer
73
NIELIT 2019 Feb Scientist D - Section C: 15
$21$ mango trees, $42$ apple trees and $56$ orange trees have to be planted in rows such that each row contains the same number of trees of one variety only. Minimum number of rows in which the above trees may be planted is : $3$ $15$ $17$ $20$
$21$ mango trees, $42$ apple trees and $56$ orange trees have to be planted in rows such that each row contains the same number of trees of one variety only. Minimum numb...
Lakshman Bhaiya
13.7k
points
560
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
divisibility
+
–
0
votes
1
answer
74
NIELIT 2019 Feb Scientist D - Section C: 14
$A$ and $B$ entered into partnership with capitals in the ratio $4$ and $5$. After $3$ months, A withdrew $\frac{1}{4}$ of his capital and $B$ withdrew $\frac{1}{5}$ of his capital. The gain at the end of $10$ months was ₹ $760$. The share of $A$ in this profit is ₹ $360$ ₹ $330$ ₹ $430$ ₹ $380$
$A$ and $B$ entered into partnership with capitals in the ratio $4$ and $5$. After $3$ months, A withdrew $\frac{1}{4}$ of his capital and $B$ withdrew $\frac{1}{5}$ of h...
Lakshman Bhaiya
13.7k
points
596
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
ratio-proportion
+
–
0
votes
1
answer
75
NIELIT 2019 Feb Scientist D - Section C: 13
A boy $1.4$ $m$ tall casts a shadow $1.2$ $m$ long at the time when a building casts a shadow $5.4$ $m$ long. The height of the building is: $4.63 m$ $3.21 m$ $6.3 m$ $5.6 m$
A boy $1.4$ $m$ tall casts a shadow $1.2$ $m$ long at the time when a building casts a shadow $5.4$ $m$ long. The height of the building is:$4.63 m$$3.21 m$$6.3 m$$5.6 m$...
Lakshman Bhaiya
13.7k
points
702
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
triangle
shadow
+
–
0
votes
1
answer
76
NIELIT 2019 Feb Scientist D - Section C: 12
₹ $49$ were divided among $150$ children. Each girl got $50$ paise and a boy $25$ paise. How many boys were there ? $100$ $102$ $104$ $105$
₹ $49$ were divided among $150$ children. Each girl got $50$ paise and a boy $25$ paise. How many boys were there ?$100$$102$$104$$105$
Lakshman Bhaiya
13.7k
points
697
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
divisibility
+
–
0
votes
2
answers
77
NIELIT 2019 Feb Scientist D - Section C: 18
A dishonest milkman professes to sell his milk at $C.P$. but he mixes it with water and thereby gains $25\%$. The percentage of water in the mixture is : $25\%$ $20\%$ $4\%$ None of these
A dishonest milkman professes to sell his milk at $C.P$. but he mixes it with water and thereby gains $25\%$. The percentage of water in the mixture is :$25\%$$20\%$$4\%$...
Lakshman Bhaiya
13.7k
points
915
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
percentage
+
–
0
votes
1
answer
78
NIELIT 2019 Feb Scientist D - Section C: 16
The rates of simple interest in two banks $A$ and $B$ are in the ratio $5: 4$. A person wants to deposit his total savings in two banks in such a way that he received equal half-yearly interest from both. He should deposit the savings in Banks $A$ and $B$ in the ratio: $5:2$ $2:5$ $4:5$ $5:4$
The rates of simple interest in two banks $A$ and $B$ are in the ratio $5: 4$. A person wants to deposit his total savings in two banks in such a way that he received equ...
Lakshman Bhaiya
13.7k
points
674
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
ratio-proportion
+
–
0
votes
1
answer
79
NIELIT 2019 Feb Scientist D - Section C: 22
Three different containers contain different qualities of mixtures of milk and water whose measurements are $403$ $kg$, $434$ $kg$ and $465$ $kg$. What biggest measure must be there to measure all different qualities an exact number of times ? $1$ $kg$ $7$ $kg$ $41$ $kg$ $31$ $kg$
Three different containers contain different qualities of mixtures of milk and water whose measurements are $403$ $kg$, $434$ $kg$ and $465$ $kg$. What biggest measure mu...
Lakshman Bhaiya
13.7k
points
671
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
alligation-mixture
+
–
0
votes
1
answer
80
NIELIT 2019 Feb Scientist D - Section C: 19
A man invests some money partly in $3\%$ stock at $96$ and partly in $4\%$ stock at $120$. To get equal dividends from both, he must invest the money in the ratio : $16 : 25$ $4 : 3$ $4 : 5$ $3 : 5$
A man invests some money partly in $3\%$ stock at $96$ and partly in $4\%$ stock at $120$. To get equal dividends from both, he must invest the money in the ratio :$16 : ...
Lakshman Bhaiya
13.7k
points
826
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
ratio-proportion
+
–
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