Problems on Numbers - Quantitative Aptitude (MCQ) questions

1)   A group wanted to renovate their club. Each member contributed an amount equal to twice the number of members in the club. But the government contributed same amount as the number of members. If each member had contributed the same amount as the number of members and the government had given an amount twice the number of members, then they would have Rs. 210 less. How many members are there?
- Published on 11 Apr 17

a. 7
b. 15
c. 14
d. 24
Answer  Explanation 

ANSWER: 15

Explanation:
problem on numbers
problem on numbers


2)   ¾ part of tank is full of water. When 30 litres of water is taken out it becomes empty. The capacity of the tank is?
- Published on 05 Apr 17

a. 36 litres
b. 42 litres
c. 40 litres
d. 38 litres
Answer  Explanation 

ANSWER: 40 litres

Explanation:
problem on numbers


3)   The sum of four consecutive integers is 1290. The greatest of them is?
- Published on 05 Apr 17

a. 321
b. 322
c. 323
d. 324
Answer  Explanation 

ANSWER: 324

Explanation:
problem on numbers


4)   280 oranges are divided among some boys and girls whose total number is 50 so that each boy gets 5 oranges and each girl get 7 oranges. The number of girls is
- Published on 05 Apr 17

a. 30
b. 35
c. 15
d. 20
Answer  Explanation 

ANSWER: 15

Explanation:
problem on numbers


5)   A number is multiplied by its one-third to get 192. Find the number.
- Published on 05 Apr 17

a. 16
b. 20
c. 24
d. 28
Answer  Explanation 

ANSWER: 24

Explanation:
problem on numbers


6)   A boy was asked to multiply a number by 12. But he multiplied by 21 and got his answer 63 more than the correct answer. The number to be multiplied was
- Published on 05 Apr 17

a. 7
b. 9
c. 8
d. 12
Answer  Explanation 

ANSWER: 7

Explanation:
problem on numbers


7)   On exchanging the digits in unit’s and ten’s place, the difference between original and new numbers becomes 27. The digit in the unit's place is 2 times the digit in the hundred's place. The digit in the ten’s place is 3 times the digit in the hundred’s place. What is 75% of the original number?
- Published on 27 Mar 17

a. 99
b. 369
c. 297
d. 396
Answer  Explanation 

ANSWER: 297

Explanation:
problems on numbers


8)   The sum of 2 numbers is 36 and their product is 248. What will be the sum of their reciprocals?
- Published on 27 Mar 17

a. 9/62
b. 65/248
c. 212
d. 248/36
Answer  Explanation 

ANSWER: 9/62

Explanation:
problems on numbers


9)   Raman has 2 urns. Both these urns have some pebbles. If 20 pebbles from urn B are shifted to urn A then, the number of pebbles in each urn become interchanged. But if 10 pebbles from urn A are put into urn B, then number of pebbles in B are twice the number in A. How many pebbles do A and B have respectively?
- Published on 27 Mar 17

a. 60 and 40
b. 80 and 100
c. 70 and 90
d. 50 and 70
Answer  Explanation 

ANSWER: 50 and 70

Explanation:
problems on numbers


10)   Average of 3 numbers is 87. The 1st number is 4 times the 2nd number and 5 times the 3rd number. What will be difference between first and third number?
- Published on 27 Mar 17

a. 99
b. 144
c. 132
d. 169
Answer  Explanation 

ANSWER: 144

Explanation:
problems on numbers


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