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Recent questions tagged quantitative-aptitude

1 vote
1 answer
81
$\text{A}$ and $\text{B}$ are two railway stations $90 \; \text{km}$ apart. A train leaves $\text{A}$ at $9:00 \; \text{am},$ heading towards $\text{B}$ at a speed of $40 \; \text{km/hr}.$ Another train leaves $\text{B}$ at $10:30 \; \text{am},$ heading towards $\text{A}$ at a ... trains meet each other at $ 11:45 \; \text{am} $ $ 10:45 \; \text{am} $ $ 11:20 \; \text{am} $ $ 11:00 \; \text{am} $
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 101 views
1 vote
1 answer
82
Let $\text{m}$ and $\text{n}$ be positive integers, If $x^{2} + mx + 2n = 0$ and $x^{2} + 2nx + m = 0$ have real roots, then the smallest possible value of $m + n$ is $7$ $8$ $5$ $6$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 102 views
1 vote
1 answer
83
A person invested a certain amount of money at $10\%$ annual interest, compounded half-yearly. After one and a half years, the interest and principal together became $\text{Rs} \; 18522.$ The amount, in rupees, that the person had invested is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 95 views
0 votes
0 answers
84
Anil, Sunil, and Ravi run along a circular path of length $3 \; \text{km},$ starting from the same point at the same time, and going in the clockwise direction. If they run at speed of $15 \; \text{km/hr}, 10 \; \text{km/hr},$ and $8 \; \text{km/hr},$ respectively, how ... $?$ $4.2$ $5.2$ $4.8$ $4.6$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 32 views
0 votes
0 answers
85
The area, in $\text{sq. units},$ enclosed by the lines $x = 2, y = |x – 2| + 4,$ the X-axis and the Y-axis is equal to $8$ $12$ $10$ $6$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 85 views
0 votes
0 answers
86
The vertices of a triangle are $(0,0), (4,0)$ and $(3,9).$ The area of the circle passing through these three points is $\frac{14 \pi}{3}$ $\frac{12 \pi}{5}$ $\frac{123 \pi}{7}$ $\frac{205 \pi}{9}$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 68 views
0 votes
0 answers
87
How many integers in the set $\{ 100, 101, 102, \dots, 999\}$ have at least one digit repeated $?$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 57 views
0 votes
0 answers
88
Let $\text{N}, x$ and $y$ be positive integers such that $N = x + y, 2 < x < 10$ and $14 < y < 23.$ If $\text{N} > 25,$ then how many distinct values are possible for $\text{N} ?$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 44 views
0 votes
0 answers
89
The points $(2,1)$ and $( – 3, – 4)$ are opposite vertices of a parallelogram. If the other two vertices lie on the line $x + 9y + c = 0,$ then $\text{c}$ is $12$ $14$ $13$ $15$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 51 views
0 votes
0 answers
90
How many pairs $(a,b)$ of positive integers are there such that $a \leq b$ and $ab = 4^{2017} \; ?$ $2017$ $2019$ $2020$ $2018$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 33 views
0 votes
0 answers
91
In a trapezium $\text{ABCD},\; \text{AB}$ is parallel to $\text{DC}, \; \text{BC}$ is perpendicular to $\text{DC}$ and $\angle \text{BAD} = 45^{\circ}.$ If $\text{DC} = 5 \; \text{cm}, \; \text{BC} = 4 \; \text{cm},$ the area of the trapezium in $\text{sq. cm}$ is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 46 views
2 votes
1 answer
92
How many of the integers $1,2, \dots, 120,$ are divisible by none of $2,5$ and $7 ?$ $40$ $42$ $43$ $41$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 116 views
0 votes
0 answers
93
Two alcohol solutions, $\text{A}$ and $\text{B},$ are mixed in the proportion $1:3$ by volume. The volume of the mixture is then doubled by adding solution $\text{A}$ such that the resulting mixture has $72\%$ alcohol. If solution $\text{A}$ has $60\%$ alcohol, then the percentage of alcohol in solution $\text{B}$ is $94\%$ $92\%$ $90\%$ $89\%$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 41 views
2 votes
1 answer
94
$\dfrac{2 \times 4 \times 8 \times 16} {(\log_{2} 4)^{2} (\log_{4} 8)^{3} (\log_{8} 16)^{4}}$ equals
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 101 views
0 votes
0 answers
95
A batsman played $n + 2$ innings and got out on all occasions. His average score in these $n + 2$ innings was $29$ runs and he scored $38$ and $15$ runs in the last two innings. The batsman scored less than $38$ runs in each of the first $n$ innings. In these $n$ innings, his average score was $30$ runs and lowest score was $x$ runs. The smallest possible value of $x$ is $2$ $3$ $4$ $1$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 77 views
2 votes
1 answer
96
In the final examination, Bishnu scored $52\%$ and Asha scored $64\%.$ The marks obtained by Bishnu is $23$ less, and that by Asha is $34$ more than the marks obtained by Ramesh. The marks obtained by Geeta, who scored $84\%,$ is $439$ $399$ $357$ $417$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 147 views
0 votes
0 answers
97
Let $\text{m}$ and $\text{n}$ be natural numbers such that $\text{n}$ is even and $0.2 < \frac{m}{20}, \frac{n}{m}, \frac{n}{11} < 0 \cdot 5.$ Then $m – 2n$ equals $3$ $4$ $1$ $2$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 42 views
2 votes
1 answer
98
The sum of the perimeters of an equilateral triangle and a rectangle is $90 \; \text{cm}.$ The area, $\text{T},$ of the triangle and the area, $\text{R},$ of the rectangle, both in $\text{sq cm},$ ... the sides of the rectangle are in the ratio $1:3,$ then the length, in cm, of the longer side of the rectangle, is $24$ $27$ $21$ $18$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 150 views
2 votes
1 answer
99
In May, John bought the same amount of rice and the same amount of wheat as he had bought in April, but spent $₹150$ more due to price increase of rice and wheat by $20\%$ and $12\%,$ respectively. If John had spent $₹450$ on rice in April, then how much did he spend on wheat in May $?$ $₹580$ $₹570$ $₹560$ $₹590$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 84 views
2 votes
1 answer
100
In a car race, car $\text{A}$ beats car $\text{B}$ by $45 \; \text{km},$ car $\text{B}$ beats car $\text{C}$ by $50 \; \text{km},$ and car $\text{A}$ beats car $\text{C}$ by $90\;\text{km}.$ The distance $\text{(in km)}$ over which the race has been conducted is $500$ $475$ $550$ $450$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 113 views
1 vote
1 answer
101
John takes twice as much time as Jack to finish a job. Jack and Jim together take one-thirds of the time to finish the job than John takes working alone. Moreover, in order to finish the job, John takes three days more than that taken by three of them working together. In how many days will Jim finish the job working alone $?$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 124 views
2 votes
1 answer
102
Let the $\text{m-th}$ and $\text{n-th}$ terms of a geometric progression be $\frac{3}{4}$ and $12,$ respectively, where $\text{m < n}.$ If the common ratio of the progression is an integer $\textsf{r},$ then the smallest possible value of $\textsf{r+n-m}$ is $ - 2$ $2$ $6$ $ – 4$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 170 views
2 votes
1 answer
103
If $\textsf{x}$ and $\textsf{y}$ are positive real numbers satisfying $\textsf{x+y = 102},$ then the minimum possible value of $\textsf{2601} \left( 1 + \frac{1}{\textsf{x}} \right) \left( 1 + \frac{1}{\textsf{y}} \right)$ is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 129 views
3 votes
1 answer
104
The value of $\log_{a} \left( \frac {a}{b} \right) + \log_{b} \left( \frac{b}{a} \right),$ for $ 1 < a \leq b$ cannot be equal to $ – 0.5$ $1$ $0$ $ – 1$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 120 views
0 votes
0 answers
105
In how many ways can a pair of integers $\textsf{(x , a)}$ be chosen such that $x^{2} – 2 |x| + |a-2| = 0 ?$ $4$ $5$ $6$ $7$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 94 views
1 vote
1 answer
106
Students in a college have to choose at least two subjects from chemistry, mathematics, and physics. The number of students choosing all three subjects is $18,$ choosing mathematics as one of their subjects is $23$ and choosing physics as one of their subjects is $25.$ The smallest possible number of students who could choose chemistry as one of their subjects is $20$ $22$ $19$ $21$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 111 views
2 votes
1 answer
107
For real $\textsf{x}$ , the maximum possible value of $ \frac{x}{\sqrt{1+x^{4}}}$ is $ \frac{1}{\sqrt{3}}$ $1$ $\frac{1}{\sqrt{2}}$ $\frac{1}{2}$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 114 views
1 vote
1 answer
108
Aron bought some pencils and sharpeners. Spending the same amount of money as Aron, Aditya bought twice as many pencils and $10$ less sharpeners. If the cost of one sharpener is $₹\:2$ more than the cost of a pencil, then the minimum possible number of pencils bought by Aron and Aditya together is $30$ $33$ $27$ $36$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 94 views
2 votes
1 answer
109
A sum of money is split among Amal, Sunil and Mita so that the ratio of the shares of Amal and Sunil is $3:2,$ while the ratio of the shares of Sunil and Mita is $4:5.$ If the difference between the largest and the smallest of these three shares is $\text{Rs.} 400,$ then Sunil’s share, in rupees, is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 105 views
1 vote
1 answer
110
Anil buys $12$ toys and labels each with the same selling price. He sells $8$ toys initially at $20\%$ discount on the labeled price. Then he sells the remaining $4$ toys at an additional $25\%$ discount on the discounted price. Thus, he gets a total of $\text{Rs }2112,$ and makes a $10\%$ profit. With no discounts, his percentage of profit would have been $60$ $55$ $50$ $54$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 76 views
2 votes
1 answer
111
Two circular tracks $\text{T}1$ and $\text{T}2$ of radii $100 \; \text{m}$ and $20 \; \text{m},$ respectively touch at a point $\text{A}.$ Starting from $\text{A}$ at the same time, Ram and Rahim are walking on track $\text{T}1$ and track $\text{T}2$ at ... $4$ $3$ $2$ $5$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 109 views
2 votes
1 answer
112
How many $4$-digit numbers, each greater than $1000$ and each having all four digits distinct, are there with $7$ coming before $3.$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 155 views
1 vote
1 answer
113
The number of pairs of integers $(x,y)$ satisfying $ x \geq y \geq – 20 $ and $ 2x + 5y = 99 $ is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 72 views
2 votes
1 answer
114
If $\textsf{x}$ and $\textsf{y}$ are non-negative integers such that $\textsf{x+9=z, y+1=z}$ and $\textsf{x+y<z+5},$ then the maximum possible value of $\textsf{2x+y}$ equals
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 91 views
2 votes
1 answer
115
The distance from $\text{B}$ to $\text{C}$ is thrice that from $\text{A}$ to $\text{B}.$ Two trains travel from $\text{A}$ to $\text{C}$ via $\text{B}.$ The speed of train $2$ is double that of train $1$ while traveling from $\text{A}$ to $\text{B}$ and their speeds are ... taken by train $1$ to that taken by train $2$ in traveling from $\text{A}$ to $\text{C}$ is $1:4$ $7:5$ $5:7$ $4:1$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 114 views
2 votes
1 answer
116
Let $\text{C}$ be a circle of radius $5 \; \text{meters}$ having center at $\text{O}.$ Let $\text{PQ}$ be a chord of $\text{C}$ that passes through points $\text{A}$ and $\text{B}$ where $\text{A}$ is located $4 \; \text{meters}$ north of $\text{O}$ and $\text{B}$ is located $3 \; \text{meters}$ east of $\text{O}.$ Then, the length of $\text{PQ}$, in meters, is nearest to $7.2$ $7.8$ $6.6$ $8.8$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 143 views
3 votes
1 answer
117
The number of integers that satisfy the equality $\left( x^{2} – 5x + 7 \right)^{x+1} = 1$ is $2$ $3$ $5$ $4$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 130 views
2 votes
1 answer
118
Let $f(x) = x^{2} + ax + b $ and $g(x) = f(x+1) – f(x-1).$ If $ f(x) \geq 0 $ for all real $x,$ and $ g(20) = 72,$ then the smallest possible value of $b$ is $1$ $16$ $0$ $4$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 89 views
2 votes
1 answer
119
Let $\text{C}1$ and $\text{C}2$ be concentric circles such that the diameter of $\text{C}1$ is $2 \; \text{cm}$ longer than that of $\text{C}2.$ If a chord of $\text{C}1$ has length $6 \; \text{cm}$ and is a tangent to $\text{C}2,$ then the diameter, in $\text{cm},$ of $\text{C}1$ is
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 111 views
1 vote
1 answer
120
From an interior point of an equilateral triangle, perpendiculars are drawn on all three sides. The sum of the lengths of the three perpendiculars is $s.$ Then the area of the triangle is $\frac{\sqrt{3}s^{2}}{2}$ $\frac{s^{2}}{\sqrt{3}}$ $\frac{2s^{2}}{\sqrt{3}}$ $\frac{s^{2}}{2 \sqrt{3}}$
asked Sep 17, 2021 in Quantitative Aptitude soujanyareddy13 2.7k points 5 79 342 111 views
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