Quantitative Aptitude MCQ On - Problems on Numbers - Online Test Part - 2

Problems on Numbers Online Test Part - 2

Exam Name - Quantitative Aptitude
Subject Name - Problems on Numbers
Exam Type - Multiple Choice Questions
No Of Questions - 10

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Question - 1:Of the three numbers, the sum of the first two is 45, the sum of the second and the third is 55 and the sum o the third and thrice the first is 90. The third number is :?

1. 20
2. 25
3. 30
4. 35

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Answer = C - 30
Explanation: No Explanation

Question - 2:The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the numbers is: ?

1. 380
2. 395
3. 425
4. 400

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Answer = D - 400
Explanation: No Explanation

Question - 3:Which one of the following is not a prime number? ?

1. 31
2. 61
3. 71
4. 91

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Answer = D- 91
Explanation: No Explanation

Question - 4:The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is ?

1. 10
2. 12
3. 15
4. 16

Show/Hide Answer

Answer = B - 12
Explanation: Let the numbers be x and (22 - x).
Then, 5x = 6(22 - x)
‹=› 11x = 132
x= 12.
So, the numbers are 12 and 10.

Question - 5:72519 x 9999 = ? ?

1. 725117481
2. 674217481
3. 685126481
4. 696217481

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Answer = A - 725117481
Explanation: No Explanation

Question - 6:In a pair of fractions, fractions A is twice the fraction B and the product of two fractions is 2/25. What is the value of fraction A? ?

1. 1/5
2. 1/25
3. 2/5
4. Data inadequate

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Answer = C - 2/5
Explanation: A =2B ‹=› B= 1/2 A.
So, AB = 2/25
‹=› 1/2A2= 2/25
‹=› A2= 4/25
A= 2/5

Question - 7: In a two-digit, if it is known that its unit's digit exceeds its ten's digit by 2 and that the product of the given number and the sum of its digits is equal to 144, then the number is: ?

1. 24
2. 26
3. 42
4. 46

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Answer = A - 24
Explanation: No Explanation

Question - 8:The difference between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number? ?

1. 3
2. 4
3. 9
4. None of these

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Answer = B - 4
Explanation: No Explanation

Question - 9:Sum of a rational number and its reciprocal is 13/6. Find the number ?

1. 2
2. 3/2
3. 4/2
4. 5/2

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Answer = B - 3/2
Explanation: No Explanation

Question - 10:Three-fourth of a number exceeds its one-third by 60. The number is : ?

1. 108
2. 184
3. 144
4. None of these

Show/Hide Answer

Answer = C - 144
Explanation: No Explanation

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