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Use the google search bar on side panel. It searches through all previous GATE/other questions. For hardcopy of previous year questions please see
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Recent questions tagged numericalcomputation
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1
GATE2010 Aptitude Set 3  GA10
A student is answering a multiple choice examination with $65$ questions with a marking scheme as follows$:$ $i)$ $1$ marks for each correct answer $,ii)$ $\frac{1}{4}$ for a wrong answer $,iii)$ $\frac{1}{8}$ for a question that has not been ... $37$ marks in the test then the least possible number of questions the student has NOT answered is$:$ $6$ $5$ $7$ $4$
asked
May 14
in
Numerical Ability
by
Lakshman Patel RJIT
Boss
(
39.8k
points)

26
views
generalaptitude
numericalability
gate2010aptiset3
numericalcomputation
+1
vote
2
answers
2
GATE2010 Aptitude Set 3  GA9
A tank has $100$ liters of water$.$ At the end of every hour, the following two operations are performed in sequence$:$ $i)$ water equal to $m\%$ of the current contents of the tank is added to the tank $, ii)$ water equal to $n\%$ of the current contents ... $.$ The relation between $m$ and $n$ is $:$ $m=n$ $m>n$ $m<n$ None of the previous
asked
May 14
in
Numerical Ability
by
Lakshman Patel RJIT
Boss
(
39.8k
points)

30
views
generalaptitude
numericalability
gate2010aptiset3
numericalcomputation
0
votes
2
answers
3
GATE2019 ME2: GA4
The product of three integers $X$, $Y$ and $Z$ is $192$. $Z$ is equal to $4$ and $P$ is equal to the average of $X$ and $Y$. What is the minimum possible value of $P$? $6$ $7$ $8$ $9.5$
asked
Feb 9
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

51
views
gate2019me2
generalaptitude
numericalability
numericalcomputation
0
votes
1
answer
4
GATE2019 ME1: GA4
The sum and product of two integers are $26$ and $165$ respectively. The difference between these two integers is ______ $2$ $3$ $4$ $6$
asked
Feb 9
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

60
views
gate2019me1
generalaptitude
numericalability
numericalcomputation
+1
vote
3
answers
5
GATE2017 CE1: GA8
The last digit of $(2171)^{7}+(2172)^{9}+(2173)^{11}+(2174)^{13}$ is $2$ $4$ $6$ $8$
asked
Mar 26, 2018
in
Numerical Ability
by
Milicevic3306
Boss
(
17.1k
points)

41
views
gate2017ce1
generalaptitude
numericalability
numericalcomputation
0
votes
4
answers
6
GATE20182GA9
A house has a number which need to be identified. The following three statements are given that can help in identifying the house number? If the house number is a multiple of $3$, then it is a number from $50$ to $59$. If the house number is NOT a multiple of $4$, then it is ... a multiple of $6$, then it is a number from $70$ to $79$. What is the house number? $54$ $65$ $66$ $76$
asked
Feb 17, 2018
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

152
views
gate2018me2
generalaptitude
numericalability
numericalcomputation
0
votes
1
answer
7
GATE20181GA5
A number consists of two digits. The sum of the digits is $9$. If $45$ is subtracted from the number, its digits are interchanged. What is the number? 63 72 81 90
asked
Feb 17, 2018
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

79
views
gate2018me1
generalaptitude
numericalability
numericalcomputation
0
votes
1
answer
8
GATE2018 CE2: GA10
Each of the letters in the figure below represents a unique integer from $1$ to $9$. The letters are positioned in the figure such that each of $(A+B+C), (C+D+E), (E+F+G)$ and $(G+H+K)$ is equal to $13$. Which integer does $E$ represent? $1$ $4$ $6$ $7$
asked
Feb 17, 2018
in
Numerical Ability
by
gatecse
Boss
(
16k
points)

77
views
gate2018ce2
generalaptitude
numericalability
numericalcomputation
0
votes
2
answers
9
GATE2017 ME1: GA7
What is the sum of the missing digits in the subtraction problem below? $\begin{array}{cccccc} &5&\_&\_&\_&\_&\\ &4&8&\_&8&9\\ \rlap{\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_}\\ &&1&1&1&1 \end{array}$ $8$ $10$ $11$ Cannot be determined.
asked
Feb 27, 2017
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

45
views
gate2017me1
generalaptitude
numericalability
numericalcomputation
+19
votes
4
answers
10
GATE20172GA8
$X$ is a $30$ digit number starting with the digit $4$ followed by the digit $7$. Then the number $X^3$ will have $90$ digits $91$ digits $92$ digits $93$ digits
asked
Feb 14, 2017
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

3.9k
views
gate20172
numericalability
numericalcomputation
numberrepresentation
+7
votes
5
answers
11
GATE20172GA4
A test has twenty questions worth $100$ marks in total. There are two types of questions. Multiple choice questions are worth $3$ marks each and essay questions are worth $11$ marks each. How many multiple choice questions does the exam have? $12$ $15$ $18$ $19$
asked
Feb 14, 2017
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

1.9k
views
gate20172
numericalability
numericalcomputation
+8
votes
4
answers
12
GATE20171GA4
Find the smallest number $y$ such that $y \times 162$ is a perfect cube. $24$ $27$ $32$ $36$
asked
Feb 14, 2017
in
Numerical Ability
by
Arjun
Veteran
(
407k
points)

1.8k
views
gate20171
generalaptitude
numericalability
numericalcomputation
+7
votes
1
answer
13
GATE2016 Aptitude Set 8: GA10
The numeral in the units position of $211^{870}+146^{127} \times 3^{424}$ is ________.
asked
Jan 26, 2017
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

1k
views
numericalability
numericalanswers
numericalcomputation
+2
votes
6
answers
14
GATE2016 Aptitude Set 7: GA5
The sum of the digits of a two digit number is $12$. If the new number formed by reversing the digits is greater than the original number by $54$, find the original number. $39$ $57$ $66$ $93$
asked
Jan 25, 2017
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

323
views
gate2016ce2
numericalability
numericalcomputation
+4
votes
3
answers
15
ISI2012A1b
How many 0’s are there at the end of $50!$?
asked
Jun 2, 2016
in
Numerical Ability
by
jothee
Veteran
(
96.1k
points)

272
views
descriptive
isi2012
numericalability
factors
numericalcomputation
numericalanswers
+2
votes
1
answer
16
CMI2010A07
For integer values of $n$, the expression $\frac{n(5n + 1)(10n + 1)}{6}$ Is always divisible by $5$. Is always divisible by $3$. Is always an integer. None of the above
asked
May 19, 2016
in
Numerical Ability
by
jothee
Veteran
(
96.1k
points)

164
views
cmi2010
numericalability
numericalcomputation
+2
votes
2
answers
17
GATE2014EC02GA8
The sum of eight consecutive odd numbers is $656$. The average of four consecutive even numbers is $87$. What is the sum of the smallest odd number and second largest even number?
asked
Mar 18, 2016
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

451
views
gate2014ec02
numericalability
numericalanswers
numericalcomputation
+3
votes
2
answers
18
GATE2014EC04GA4
Let $f(x, y) = x^{n}y^{m} = P$. If $x$ is doubled and $y$ is halved, the new value of $f$ is $2^{nm}P$ $2^{mn}P$ $2(n  m)P$ $2(m  n)P$
asked
Mar 17, 2016
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

218
views
gate2014ec04
numericalability
easy
numericalcomputation
+3
votes
3
answers
19
GATE2013 Aptitude Set 2: GA1
A number is as much greater than $75$ as it is smaller than $117$. The number is: $91$ $93$ $89$ $96$
asked
Feb 16, 2016
in
Numerical Ability
by
Akash Kanase
Boss
(
41k
points)

1.3k
views
gate2013ce
numericalability
numericalcomputation
+4
votes
3
answers
20
GATE2012 Aptitude Set 4: GA10
Raju has $14$ currency notes in his pocket consisting of only Rs. $20$ notes and Rs. $10$ notes. The total money value of the notes is Rs. $230$. The number of Rs. $10$ notes that Raju has is $5$ $6$ $9$ $10$
asked
Feb 16, 2016
in
Numerical Ability
by
Akash Kanase
Boss
(
41k
points)

624
views
gate2012cy
numericalability
numericalcomputation
currencymoney
+4
votes
2
answers
21
GATE2012 Aptitude Set 2: GA6
A value of $x$ that satisfies the equation $\log x + \log (x – 7) = \log (x + 11) + \log 2$ is $1$ $2$ $7$ $11$
asked
Feb 16, 2016
in
Numerical Ability
by
Akash Kanase
Boss
(
41k
points)

271
views
gate2012ar
numericalability
numericalcomputation
logarithms
+7
votes
2
answers
22
TIFR2015B12
Let $t_{n}$ be the sum of the first $n$ natural numbers, for $n > 0$. A number is called triangular if it is equal to $t_{n}$ for some $n$. Which of the following statements are true: (i) There exists three successive triangular numbers whose product is a perfect square. (ii) If ... $(i)$ only. $(ii)$ only. $(iii)$ only. All of the above. None of the above.
asked
Dec 8, 2015
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

449
views
tifr2015
numericalability
normal
numericalcomputation
+4
votes
2
answers
23
TIFR2015A3
Let $z < 1$. Define $M_{n}(z)= \sum_{i=1}^{10} z^{10^{n}(i  1)}?$ what is $\prod_{i=0}^{\infty} M_{i}(z)= M_{0}(z)\times M_{1}(z) \times M_{2}(z) \times ...?$ Can't be determined. $1/ (1  z)$ $1/ (1 + z)$ $1  z^{9}$ None of the above.
asked
Dec 2, 2015
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

198
views
tifr2015
numericalability
numericalcomputation
numberseries
+26
votes
3
answers
24
TIFR2014B20
Consider the following game. There is a list of distinct numbers. At any round, a player arbitrarily chooses two numbers $a, b$ from the list and generates a new number $c$ by subtracting the smaller number from the larger one. The numbers $a$ and $b$ are put back in the list. If ... $273$. What is the score of the best player for this game? $40$ $16$ $33$ $91$ $123$
asked
Nov 20, 2015
in
Algorithms
by
makhdoom ghaya
Boss
(
29.3k
points)

789
views
tifr2014
algorithms
numericalcomputation
+3
votes
2
answers
25
TIFR2014A4
Consider numbers greater than one that satisfy the following properties: They have no repeated prime factors; For all primes $p \geq 2$, $p$ divides the number if and only if $p − 1$ divides the number. The number of such numbers is $0$. $5$. $100$. Infinite. None of the above.
asked
Nov 9, 2015
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

195
views
tifr2014
numericalability
difficult
numericalcomputation
+2
votes
1
answer
26
TIFR2014A1
Consider the reactions $X + 2Y \rightarrow 3Z\\2X + Z \rightarrow Y.$ Let $n_{X}$, $n_{Y}$, $n_{Z}$ denote the numbers of molecules of chemicals $X, Y, Z$ in the reaction chamber. Then which of the following is conserved by both reactions? $n_{X} + n_{Y} + n_{Z}$. $n_{X}+ 7n_{Y} + 5n_{Z}$. $2n_{X} + 9n_{Y} − 3n_{Z}$. $3n_{X} − 3n_{Y} + 13n_{Z}$. None of the above.
asked
Nov 9, 2015
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

288
views
tifr2014
numericalability
numericalcomputation
+8
votes
2
answers
27
TIFR2010A14
A marine biologist wanted to estimate the number of fish in a large lake. He threw a net and found $30$ fish in the net. He marked all these fish and released them into the lake. The next morning he again threw the net and this time caught $40$ fish, of which two were found to be marked. The (approximate) number of fish in the lake is: $600$ $1200$ $68$ $800$ $120$
asked
Oct 3, 2015
in
Numerical Ability
by
makhdoom ghaya
Boss
(
29.3k
points)

406
views
tifr2010
numericalability
numericalcomputation
+15
votes
2
answers
28
GATE201165
A container originally contains $10$ litres of pure spirit. From this container, $1$ litre of spirit replaced with $1$ litre of water. Subsequently, $1$ litre of the mixture is again replaced with $1$ litre of water and this process is repeated one more time. How much spirit is now left in the container? $7.58$ litres $7.84$ litres $7$ litres $7.29$ litres
asked
Sep 29, 2014
in
Numerical Ability
by
jothee
Veteran
(
96.1k
points)

3.1k
views
gate2011
numericalability
normal
numericalcomputation
+11
votes
1
answer
29
GATE201157
If $\log (\text{P}) = (1/2)\log (\text{Q}) = (1/3)\log (\text{R})$, then which of the following options is TRUE? $\text{P}^2 = \text{Q}^3\text{R}^2$ $\text{Q}^2=\text{P}\text{R}$ $\text{Q}^2 = \text{R}^3\text{P}$ $\text{R}=\text{P}^2\text{Q}^2$
asked
Sep 29, 2014
in
Numerical Ability
by
jothee
Veteran
(
96.1k
points)

1.2k
views
gate2011
numericalability
normal
numericalcomputation
+10
votes
5
answers
30
GATE20142GA4
What is the average of all multiples of $10$ from $2$ to $198$? $90$ $100$ $110$ $120$
asked
Sep 28, 2014
in
Numerical Ability
by
jothee
Veteran
(
96.1k
points)

930
views
gate20142
numericalability
easy
numericalcomputation
factors
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