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Recent questions and answers in Quantitative Aptitude

0 votes
1 answer
1
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
answered 5 hours ago in Quantitative Aptitude haralk10 90 points 1 2 2 96 views
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1 answer
2
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: $4.63 m$ $3.21 m$ $6.3 m$ $5.6 m$
answered 5 hours ago in Quantitative Aptitude haralk10 90 points 1 2 2 82 views
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1 answer
3
Two persons start walking on a road that diverge at an angle of $120^{\circ}$. If they walk at the rate of $3$km/h and $2$km/h respectively. Find the distance between them after $4$hrs. $4\sqrt{19}$ km $5$ km $7$ km $8\sqrt{19}$ km
answered 22 hours ago in Quantitative Aptitude haralk10 90 points 1 2 2 92 views
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1 answer
4
The expressions $\dfrac{\tan A}{1-\cot A}+\dfrac{\cot A}{1-\tan A}$ can be written as: $\sin A \ \cos A+1$ $\sec A \ cosec A+1$ $\tan A+ \cot A+1$ $\sec A +cosec A$
answered 22 hours ago in Quantitative Aptitude haralk10 90 points 1 2 2 88 views
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1 answer
5
The line $x+y=4$ divides the line joining $\text{(-1,1) & (5,7)}$ in the ratio $\lambda : 1$ then the value of $\lambda$ is: $2$ $3$ $\dfrac{1}{2}$ $1$
answered 1 day ago in Quantitative Aptitude haralk10 90 points 1 2 2 74 views
1 vote
2 answers
6
A flagstaff $17.5$ m high casts a shadow of length $40.25$ m. The height of the building, which casts a shadow of length $28.75$ m under similar condition will be? $10$ m $12.5$ m $17.5$ m $21.25$ m
answered 1 day ago in Quantitative Aptitude Asim Siddiqui 4 28 points 1 2 3 173 views
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1 answer
7
Two bicyclists travel in opposite directions. One travels $5$ miles per hour faster than the other. In $2$ hours they are $50$ miles apart. What is the rate of the faster bicyclist? $11.25$ mph $15$ mph $20$ mph $22.5$ mph
answered 1 day ago in Quantitative Aptitude haralk10 90 points 1 2 2 68 views
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1 answer
8
A man rowed $3$ miles upstream in $90$ minutes. If the river flowed with a current of $2$ miles per hour, how long did the man’s return trip take? $20$ minutes $30$ minutes $45$ minutes $60$ minutes
answered 1 day ago in Quantitative Aptitude haralk10 90 points 1 2 2 115 views
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1 answer
9
A circular garden twenty feet in diameter is surrounded by a path three feet wide. What is the area of the path? $51 \pi$ square feet $60 \pi$ square feet $69 \pi$ square feet $90 \pi$ square feet
answered 1 day ago in Quantitative Aptitude haralk10 90 points 1 2 2 93 views
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1 answer
10
Let x, y and z be distinct integers, that are odd and positive. Which one of the following statements cannot be true? $xyz^2$ is odd. $(x − y)^2 z$ is even. $(x + y − z)^2 (x + y)$ is even. $(x − y) (y + z) (x + y − z)$ is odd
answered Apr 5 in Quantitative Aptitude ascend 98 points 1 110 views
1 vote
1 answer
11
In an acute angled triangle $ABC$, if $\tan \left(A+B-C \right)=1$ and $\sec \left(B+C-A \right)=2$, Find angle $A$. $60^\circ$ $45^\circ$ $30^\circ$ $90^\circ$
answered Mar 27 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 79 views
0 votes
1 answer
12
$\left [\frac{1}{1-x}+\frac{1}{1+x}+\frac{2}{1+x^{2}}+\frac{4}{1+x^{4}}+\frac{8}{1+x^{8}} \right ]$ equal to : $1$ $0$ $\frac{8}{1-x^{8}}$ $\frac{16}{1-x^{16}}$
answered Mar 27 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 72 views
1 vote
1 answer
13
A two digit number is such that the product of the digits is $8$. When $18$ is added to the number, the digits are reversed. The number is : $18$ $24$ $81$ $42$
answered Mar 27 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 94 views
0 votes
1 answer
14
Find the mode of the following data : $\begin{array}{|cl|cI|}\hline &\text{Age} & \text{0-6} & \text{6-12} & \text{12-18} & \text{18-24} & \text{24-30} & \text{30-36} & \text{36-42} \\ \hline &\text{Frequency} & \text{6} & \text{11} & \text{25} & \text{35} & \text{18} & \text{12} & \text{6} \\ \hline \end{array}$ $20.22$ $19.47$ $21.12$ $20.14$
answered Mar 27 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 93 views
1 vote
1 answer
15
If between 1987 and 2007 the trend for fashion ties had been the same as for cravats, how many fashion ties would have been sold in 2007? 72600 72100 71300 70500 69200 For all types of tie together, what is the percentage decline between 2002 and 2007? (to nearest five ... 5% what was the total value of silk Ties sold in 2002? ( to nearest £1000) £372,000 £382,000 £392,000 £402,000 £412.000
answered Mar 2 in Quantitative Aptitude Dellie 18 points 1 1.6k views
0 votes
1 answer
19
The ratio between the speeds of two trains is $7:8$. If the second train runs $440$kms in $4$hours, then the speed of the first train is: $47.4$ km/hr $57.19$ km/hr $48.13$ km/hr $96.25$ km/hr
answered Dec 11, 2020 in Quantitative Aptitude Vidya Sagar 26 points 1 1 1 103 views
0 votes
1 answer
20
A man walks at $5$ kmph for $6$ hr and at $4$ km/h for $12$ hr. His average speed is $4\frac{1}{3}$ km/h $9\frac{2}{3}$ km/h $9½$ km/h $8$ km/h
answered Dec 11, 2020 in Quantitative Aptitude Vidya Sagar 26 points 1 1 1 103 views
0 votes
1 answer
21
Kamla got married $6$ years ago. Today her age is $1\dfrac{1}{4}$ times of her age at the time of marriage. Her son’s age is $\dfrac{1}{10}$ times of her age. Her son’s age is : $2$ years $3$ years $4$ years $5$ years
answered Dec 11, 2020 in Quantitative Aptitude abhishek tiwary 44 points 1 1 4 86 views
0 votes
1 answer
22
If $34$ men completed $2/5$th of a work in $8$ days working $9$ hours a day. How many more man should be engaged to finish the rest of the work in $6$ days working $9$ hours a day? $189$ $198$ $102$ $142$
answered Dec 11, 2020 in Quantitative Aptitude abhishek tiwary 44 points 1 1 4 93 views
0 votes
1 answer
23
Worker $A$ takes $8$ hours to do a job. Worker $B$ takes $10$ hours to do the same job. How long it take both $\text{A&B}$, working together but independently, to do the same job? $40/9$ days $40/7$ days $7.5$ days $8.5$ days
answered Dec 11, 2020 in Quantitative Aptitude abhishek tiwary 44 points 1 1 4 83 views
0 votes
1 answer
24
If a train runs at $40$ kmph, it reaches its destination late by $11$ minutes but if it runs at $50$ kmph, it is late by $5$ minutes only. The correct time for the train to complete its journey is: $13$ min $15$ min $19$ min $21$ min
answered Dec 11, 2020 in Quantitative Aptitude abhishek tiwary 44 points 1 1 4 104 views
0 votes
1 answer
25
If $(-4,0),(1,-1)$ are two vertices of a triangle whose area is $4$ Sq units then its third vertex lies on: $y=x$ $5x+y+12=0$ $x+5y-4=0$ $x-5y+4=0$
answered Dec 11, 2020 in Quantitative Aptitude s_dr_13 50 points 1 2 2 69 views
0 votes
1 answer
26
If $A$ be the area of a right angled triangle and $b$ be one of the sides containing the right angle, then the length of altitude on the hypotenuse is : $\frac{2Ab}{\sqrt{4b^{4}+A^{2}}}$ $\frac{Ab}{\sqrt{b^{4}+4A^{2}}}$ $\frac{2Ab}{\sqrt{b^{4}+4A^{2}}}$ $\frac{Ab}{\sqrt{4b^{4}+A^{2}}}$
answered Dec 11, 2020 in Quantitative Aptitude s_dr_13 50 points 1 2 2 74 views
0 votes
1 answer
27
If $ \ Sinx+Sin^{2} x=1$ then $ \ Cos^{8}x+ 2 \ Cos^{6} x+ \ Cos^{4} x$ equals to : $0$ $-1$ $1$ $2$
answered Dec 1, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 83 views
1 vote
1 answer
28
In a class consisting of $100$ students, $20$ know English and $20$ do not know Hindi and $10$ know neither English nor Hindi. The number of students knowing both Hindi and English is: $5$ $10$ $15$ $20$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 88 views
0 votes
1 answer
29
If the ratio of the areas of two squares is $9:1$, the ratios of their perimeters is: $9:1$ $3:1$ $3:4$ $1:3$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 99 views
0 votes
2 answers
30
On dividing $50$ into two parts such that the sum of their reciprocals is $\dfrac{1}{12}$, we get the parts as: $20,30$ $24,26$ $28,22$ $36,14$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 124 views
1 vote
2 answers
31
A general wishing to draw his $17429$ men in the form of a solid square found that he had $5$ men over. The number of men in the front row was: $174$ $424$ $132$ $742$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 135 views
1 vote
1 answer
32
$ \ 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} $ $\pi$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 73 views
1 vote
1 answer
33
If $cosec\theta-\sin\theta=1$ and $\sec\theta-\cos\theta=m$, then $l^{2}m^{2}(l^{2}+m^{2}+3)$ equals to: $1$ $2$ $2 \sin\theta$ $\sin\theta \cos\theta$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 85 views
1 vote
1 answer
34
If $\theta$ is an acute angle and $\tan\theta+\cot\theta =2$, Find the value of $\tan ^{7}\theta +\cot ^{7}\theta$. $-2$ $1$ $2$ $0$
answered Nov 30, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 104 views
1 vote
1 answer
35
Find the value of $x$ satisfying : $\log_{10} \left (2^{x}+x-41 \right)=x \left (1-\log_{10}5 \right)$ $40$ $41$ $-41$ $0$
answered Nov 25, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 82 views
1 vote
1 answer
36
If $x=\dfrac{\sqrt{10}+\sqrt{2}}{2}, \: \: y=\dfrac{\sqrt{10}-\sqrt{2}}{2}$ then the value of $\log _{2}(x^{2}+xy+y^{2})$ is: $0$ $1$ $2$ $3$
answered Nov 25, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 88 views
1 vote
2 answers
37
If $a^{x}=b, b^{y}=c$ and $c^{z}=a$, then $xyz$ equals: $abc$ $\dfrac{1}{abc}$ $1$ None
answered Nov 24, 2020 in Quantitative Aptitude Hira Thakur 3.4k points 4 10 61 99 views
0 votes
1 answer
38
The average of $8$ readings is $24.3$, out of which the average of first two is $18.5$ and that of next three is $21.2$. If the sixth reading is $3$ less than seventh and $8$ less than eighth, what is the sixth reading ? $24.8$ $26.5$ $27.6$ $29.4$
answered Nov 19, 2020 in Quantitative Aptitude Devwritt 172 points 1 2 4 121 views
0 votes
1 answer
39
Tarun bought a T.V with $20\%$ discount on the labelled price. If he had bought it with $25\%$ discount, he would have saved $₹500$. At what price did he buy the T.V.? $₹8,000$ $₹10,000$ $₹12,000$ $₹16,000$
answered Nov 19, 2020 in Quantitative Aptitude Devwritt 172 points 1 2 4 93 views
0 votes
1 answer
40
The banker's discount on a bill due $1$ year $8$ months hence is ₹ $50$ and the true discount on the same sum at the same percent is ₹ $45$. The rate percent is : $6\%$ $\frac{20}{3}\%$ $6\frac{1}{2}\%$ $\frac{516}{59}\%$
answered Nov 19, 2020 in Quantitative Aptitude Devwritt 172 points 1 2 4 89 views
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