Numbers MCQ Set 2

Showing question 6 to 10 of total 88 MCQs

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Question No: 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

1. 7
2. 9
3. 8
4. 12

Answer: E

Explanation

Question No: 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?

1. 99
2. 369
3. 297
4. 396

Answer: C

Explanation

Question No: 8

The sum of 2 numbers is 36 and their product is 248. What will be the sum of their reciprocals?

1. 9/62
2. 65/248
3. 212
4. 248/36

Answer: A

Explanation

Question No: 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?

1. 60 and 40
2. 80 and 100
3. 70 and 90
4. 50 and 70

Answer: D

Explanation

Question No: 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?

1. 99
2. 144
3. 132
4. 169

Answer: B

Explanation