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Recent questions and answers in Numerical Ability
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GO 2021 Numerical Ability 1: 1
Given below are two statements followed by two conclusions. Assuming these statements to be true, and at least one book, chair and table being there, decide which one logically follows. Statements: I. All books are tables. II. All chairs ... Only conclusion I follows. Only conclusion II follows. Both conclusions I and II follow. Neither conclusion I nor II follows.
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Jun 14
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gate2020-csm
logical-reasoning
0
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1
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2
1
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GO 2021 Numerical Ability 1: 2
If a person walks at $24\,km/hr$ instead of $20\,km/hr,$ he would have walked $40\,km$ more. What is the actual distance travelled by him? $50\,km$ $250\,km$ $200\,km$ $100\,km$
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Jun 14
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3
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GO 2021 Numerical Ability 1: 3
What is the remainder when $(49)^{2021 \times 2020!} - 1$ is divided by $7?$ $-1$ $6$ $-1\:\text{(or)}\: 6$ $\text{Neither}\:-1\:\text{nor\:}\: 6$
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Jun 14
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modular-arithmetic
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1
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4
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GO 2021 Numerical Ability 1: 4
Each problem consists of three statements. Based on the first two statements, the third statement: I. Meera is older than Chandan Pooja is older than Anjana. Chandani is younger than Pooja. If the first two statements are true, the third statement is? Might be true False True Might be false
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logical-reasoning
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1
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5
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GO 2021 Numerical Ability 1: 5
Each problem consists of three statements. Based on the first two statements, the third statement: All the offices on the $21^{\text{th}}$ ... wall-to-wall carpeting. If the first two statements are true, the third statement is? Might be true True Might be false False
answered
Jun 14
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6
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GO 2021 Numerical Ability 1: 6
In a family of seven people Lawyer is married to a Teacher and has three sons, one Engineer, one Doctor and one Actor. The Actor's wife is a Dancer and is an Aunt of Emily. Emily, the daughter of Engineer learns martial arts with her brother Rahul. How is the Doctor related to Rahul? Uncle Son Nephew Brother
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Jun 14
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family-relationships
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1
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7
1
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GO 2021 Numerical Ability 1: 7
Find the next term in the sequence$: 15O, 19S, 21U,\_\_\_\_\_?$ $25Y$ $23W$ $25W$ $23Y$
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Jun 14
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sequence-series
0
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1
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8
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GO 2021 Numerical Ability 1: 8
A sector has radius $17\,\text{cm}$ and angle $30^\circ.$ Find its area. $75.69\,\text{cm}^{2}$ $75.42\,\text{cm}^{2}$ $75.96\,\text{cm}^{2}$ $74.62\,\text{cm}^{2}$
answered
Jun 14
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Numerical Ability
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circle
0
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1
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9
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GO 2021 Numerical Ability 1: 9
What is Kavya's present age, if after $15$ years her age will be $3$ times her age $3$ years back. $12$ $24$ $6$ $9$
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Jun 14
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Numerical Ability
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age-relation
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10
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GO 2021 Numerical Ability 1: 10
If $x = 3\, \dfrac{1}{3} + 4\, \dfrac{1}{5} + 5\, \dfrac{1}{7} + 7\, \dfrac{1}{2},\,\text{and}\, y = 5\, \dfrac{3}{7} - 4\, \dfrac{1}{5} - 5\, \dfrac{1}{7} - 7\, \dfrac{1}{2},$ then find the value of $x + y\,?$ $\dfrac{184}{21}$ $\dfrac{114}{21}$ $\dfrac{174}{21}$ $\dfrac{21}{184}$
answered
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Numerical Ability
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11
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GO 2021 Numerical Ability 1: 11
The sum of all the possible integer values of $x$ in the equation $\mid x + 9 \mid + \mid x - 11\mid = 24$ is?
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absolute-value
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12
2
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GO 2021 Numerical Ability 1: 12
Find the value of the $\dfrac{(1 - i)^{2023}}{(1 + i)^{2021}},$ where $i = \sqrt{-1}.$ $2$ $-2i$ $-2$ $2i$
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Numerical Ability
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gate2020-csm
complex-numbers
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13
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GO 2021 Numerical Ability 1: 13
If $^{n}C_{2}, ^{n}C_{3}$ and $^{n}C_{4}$ are in A.P., then the possible values of $n$ are? $\dfrac{11 + \sqrt{33}}{2},\dfrac{11 - \sqrt{33}}{2}$ $\dfrac{15 - \sqrt{33}}{2},\dfrac{15 + \sqrt{33}}{2}$ $\dfrac{13 + \sqrt{33}}{2},\dfrac{13 - \sqrt{33}}{2}$ $\dfrac{17 - \sqrt{33}}{2},\dfrac{17 + \sqrt{33}}{2}$
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Jun 14
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Numerical Ability
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gate2020-csm
arithmetic-series
0
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14
1
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GO 2021 Numerical Ability 1: 14
Find the value of $\displaystyle \sum_{k = 1} ^{2021} i^k.$ $0$ $i$ $-i$ $1$
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Jun 14
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complex-numbers
0
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1
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15
1
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GO 2021 Numerical Ability 1: 15
One of the factors of $(9^{2k} + 6^{2k}),$ where $k$ is an odd number is? $117$ $81$ $64$ $36$
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16
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GO 2021 Numerical Ability 1: 16
If $f(x^{2} - 1) = x^{6} - 5x^{2} + k_{1}$ and $f(x^{3} - 2) = x^{12} - 4x^{3} + k_{2}$ then the value of $(k_{1} - k_{2})$ is? $21$ $23$ $12$ $11$
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Jun 14
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Numerical Ability
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functions
0
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17
2
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GO 2021 Numerical Ability 1: 17
The $4^{\text{th}}$ term of a G.P. is $25$ and its $6^{\text{th}}$ term is $64,$ then the common ratio of the G.P. is ? $\pm \dfrac{8}{5}$ $\dfrac{1}{8}$ $\pm \dfrac{5}{8}$ $\pm \dfrac{64}{25}$
answered
Jun 14
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Numerical Ability
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gate2020-csm
geometric-series
0
votes
1
answer
18
2
views
GO 2021 Numerical Ability 1: 18
If $x = \sqrt{7\sqrt{7\sqrt{7\dots \infty}}},$ then find the value of $\log_{49^{3}} x\,?$ $\dfrac{1}{7}$ $\dfrac{1}{6}$ $\dfrac{1}{3}$ $6$
answered
Jun 14
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Numerical Ability
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gate2020-csm
logarithms
0
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1
answer
19
1
view
GO 2021 Numerical Ability 1: 19
$p,q$ and $r$ are three non-negative integers such that $p+q+r = 22.$ The maximum value of $pq+qr+pr+pqr$ is? $>551$ and $\leq 568$ $>449$ and $\leq 552$ $>504$ and $553$ and $\leq 591$
answered
Jun 14
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Numerical Ability
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gate2020-csm
maxima-minima
0
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1
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20
2
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GO 2021 Numerical Ability 1: 20
Two numbers in the base system $B$ are $201$ and $401.$ The difference of these two numbers in decimal system is $128$. Find the value of $2424$ in decimal system? $1400$ $1100$ $1300$ $1024$
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Jun 14
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gate2020-csm
number-representation
0
votes
1
answer
21
1
view
GO 2021 Numerical Ability 1: 21
If $7\:\theta\: 13\: \alpha\: 3 = 60,$ and $12\:\theta\: 13\: \alpha\: 4 = 100,$ then $38\:\theta\: 39\: \alpha\: 3 =\:?$ $313$ $219$ $343$ $231$
answered
Jun 14
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Numerical Ability
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gate2020-csm
number-series
0
votes
1
answer
22
2
views
GO 2021 Numerical Ability 1: 22
When a two-digit number $N$ is multiplied by the sum of its digits, the product is $144.$ When the number obtained by interchanging the digits of $N$ is multiplied by the sum of the digits, the results is $252.$ The sum of the digits of $N$ is? $4$ $6$ $8$ $9$
answered
Jun 14
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Numerical Ability
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gate2020-csm
sum-of-digits
0
votes
1
answer
23
1
view
GO 2021 Numerical Ability 1: 23
If the difference between the roots of the equation $x^{2} + ax + 2 = 0$ is less then $\sqrt{56},$ then the set of possible values of $a$ is? $(-8,8)$ $(4,\infty)$ $(-\infty, 8)$ $[-4,4]$
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Jun 14
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Numerical Ability
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gate2020-csm
quadratic-equations
0
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1
answer
24
1
view
GO 2021 Numerical Ability 1: 24
It has been found that the number of active COVID-19 positive cases in New Delhi doubles every $14$ days. If the current number of hospital beds in New Delhi is $100,000$ and there are $20,000$ active cases, in how many days will New Delhi run out of hospital beds? $30$ $31$ $32$ $33$
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Numerical Ability
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gate2020-csm
exponential-growth
0
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1
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25
1
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GO 2021 Numerical Ability 1: 25
Given that $a:b = 1:3,b:c = 6:20, c:d = 5:2, d:e = 4:5$, find the value of $\dfrac{ed + bc}{cd + ab}?$ $\dfrac{43}{43}$ $\dfrac{50}{43}$ $\dfrac{51}{44}$ $\dfrac{50}{41}$
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Jun 14
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Numerical Ability
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gate2020-csm
ratio-proportion
0
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1
answer
26
1
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GO 2021 Numerical Ability 1: 26
Three partners shared the profit in a business in the ratio $9 : 7 : 5.$ They had partnered for $15$ months, $5$ months and $10$ months respectively. What was the ratio of their investments? $6:14:5$ $6:42:5$ $8:14:5$ $6:14:15$
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Numerical Ability
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gate2020-csm
ratio-proportion
0
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1
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27
1
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GO 2021 Numerical Ability 1: 27
$A,B,C,D,E,F,G$ and $H$ are seated around a circular table. $B's$ neighbors are $G$ and $D.$ $H$ is seated third to the left of $B$ and second to the right of $A.$ $C’s$ neighbors are $A$ and $G;$ and $B$ and $E$ are not seated opposite each other. Who is second to the left of G, and third to the right of H? D, B D, C A, B A, C
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gate2020-csm
round-table-arrangement
0
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1
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28
1
view
GO 2021 Numerical Ability 1: 28
Consider the following data on COVID-19 pandemic. ($K$ stand for Thousand, $M$ for Million and $B$ ... the same, which country would you rather be in if your aim is to survive your life from COVID-19? India Iran Spain UK
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gate2020-csm
tabular-data
0
votes
1
answer
29
1
view
GO 2021 Numerical Ability 1: 29
A man walking $\left(\dfrac{5}{7}\right)^{\text{th}}$ of his usual speed, is $16$ minutes late. What is the usual time taken in minutes by him to cover the same distance? $80$ $60$ $40$ $30$
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gate2020-csm
speed-time-distance
0
votes
1
answer
30
1
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GO 2021 Numerical Ability 1: 30
A contractor undertakes to complete a work in $155$ days. He employs $300$ men for $50$ days and they complete half of the work . He then reduces the number of men to $200,$ who work for $40$ days, after which there are $15$ days holidays.How many men must be employed for the remaining period to finish the work? $140$ $60$ $150$ $200$
answered
Jun 14
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Numerical Ability
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gate2020-csm
work-time
0
votes
1
answer
31
3
views
CAT 2013p: 1
Given below are two statements followed by two conclusions. Assuming these statements to be true, and at least one book, chair and table being there, decide which one logically follows. Statements: I. All books are tables. II. All chairs are books. ... chairs. Only conclusion I follows. Only conclusion II follows. Both conclusions I and II follow. Neither conclusion I nor II follows.
answered
Jun 14
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llp1
logical-reasoning
0
votes
1
answer
32
1
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CAT 2013p: 2
If a person walks at $24\,km/hr$ instead of $20\,km/hr,$ he would have walked $40\,km$ more. What is the actual distance travelled by him? $50\,km$ $250\,km$ $200\,km$ $100\,km$
answered
Jun 14
in
Numerical Ability
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gatecse
Boss
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llp1
speed-time-distance
0
votes
1
answer
33
1
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CAT 2013p: 3
What is the remainder when $(49)^{2021 \times 2020!} - 1$ is divided by $7?$ $-1$ $6$ $-1\:\text{(or)}\: 6$ $\text{Neither}\:-1\:\text{nor\:}\: 6$
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Jun 14
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Numerical Ability
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Boss
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llp1
modular-arithmetic
0
votes
1
answer
34
2
views
CAT 2013p: 4
Each problem consists of three statements. Based on the first two statements, the third statement: I. Meera is older than Chandan Pooja is older than Anjana. Chandani is younger than Pooja. If the first two statements are true, the third statement is? Might be true False True Might be false
answered
Jun 14
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Numerical Ability
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2
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llp1
logical-reasoning
0
votes
1
answer
35
2
views
CAT 2013p: 5
Each problem consists of three statements. Based on the first two statements, the third statement: All the offices on the $21^{\text{th}}$ ... has blue wall-to-wall carpeting. If the first two statements are true, the third statement is? Might be true True Might be false False
answered
Jun 14
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Numerical Ability
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llp1
logical-reasoning
0
votes
1
answer
36
1
view
CAT 2013p: 6
In a family of seven people Lawyer is married to a Teacher and has three sons, one Engineer, one Doctor and one Actor. The Actor's wife is a Dancer and is an Aunt of Emily. Emily, the daughter of Engineer learns martial arts with her brother Rahul. How is the Doctor related to Rahul? Uncle Son Nephew Brother
answered
Jun 14
in
Numerical Ability
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1
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llp1
family-relationships
0
votes
1
answer
37
1
view
CAT 2013p: 7
Find the next term in the sequence$: 15O, 19S, 21U,\_\_\_\_\_?$ $25Y$ $23W$ $25W$ $23Y$
answered
Jun 14
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Numerical Ability
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llp1
sequence-series
0
votes
1
answer
38
1
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CAT 2013p: 8
A sector has radius $17\,\text{cm}$ and angle $30^\circ.$ Find its area. $75.69\,\text{cm}^{2}$ $75.42\,\text{cm}^{2}$ $75.96\,\text{cm}^{2}$ $74.62\,\text{cm}^{2}$
answered
Jun 14
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Numerical Ability
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llp1
circle
0
votes
1
answer
39
1
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CAT 2013p: 9
What is Kavya's present age, if after $15$ years her age will be $3$ times her age $3$ years back. $12$ $24$ $6$ $9$
answered
Jun 14
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Numerical Ability
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gatecse
Boss
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llp1
age-relation
0
votes
1
answer
40
1
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CAT 2013p: 10
If $x = 3\, \dfrac{1}{3} + 4\, \dfrac{1}{5} + 5\, \dfrac{1}{7} + 7\, \dfrac{1}{2},\,\text{and}\, y = 5\, \dfrac{3}{7} - 4\, \dfrac{1}{5} - 5\, \dfrac{1}{7} - 7\, \dfrac{1}{2},$ then find the value of $x + y\,?$ $\dfrac{184}{21}$ $\dfrac{114}{21}$ $\dfrac{174}{21}$ $\dfrac{21}{184}$
answered
Jun 14
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Numerical Ability
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llp1
fractions
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