Problems on Numbers : Aptitude Question & Answer
Directions of questions: In the following questions, Choose the correct answer from the given options and click the number of your choice.
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Quiz Name  Problems on Numbers 
Quiz Category  Aptitude Practice 
Question Type  Multiple Choice Questions 
No. of Questions  30 
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Question 1 of 30
1. Question
The difference between a number and its threefifth is 50. What is the number ?
Correct
Answer: 125
Incorrect
Correct answer: 125

Question 2 of 30
2. Question
If a number is decreased by 4 and divided by 6, the result is 8. What would be the result if 2 is subtracted from the number and then it is divided by 5 ?
Correct
Answer: 10
Incorrect
Correct answer: 10

Question 3 of 30
3. Question
If onethird of onefourth of a number is 15, then threetenth of that number is :
Correct
Answer: 54
Incorrect
Correct answer: 54

Question 4 of 30
4. Question
A number is doubled and 9 is added. If the resultant is trebled, it becomes 75. What is that number ?
Correct
Answer: 8
Incorrect
Correct answer: 8

Question 5 of 30
5. Question
Find the number which when multiplied by 15 is increased by 196.
Correct
Answer: 14
Incorrect
Correct answer: 14

Question 6 of 30
6. Question
If the sum of onehalf and onefifth of a number exceeds onethird of that number by the number is :
Correct
Answer: 20
Incorrect
Correct answer: 20

Question 7 of 30
7. Question
If doubling a number and adding 20 to the result gives the same answer as multiplying the number by 8 and taking away 4 from the product, the number is :
Correct
Answer: 4
Incorrect
Correct answer: 4

Question 8 of 30
8. Question
If 50 is subtracted from twothird of a number, the result is equal to sum of 40 and onefourth of that number. What is the number ?
Correct
Answer: 216
Incorrect
Correct answer: 216

Question 9 of 30
9. Question
If the sum of a number and its square is 182, what is the number ?
Correct
Answer: 13
Incorrect
Correct answer: 13

Question 10 of 30
10. Question
Twenty times a positive integer is less than its square by 96. What is the integer ?
Correct
Answer: 24
Incorrect
Correct answer: 24

Question 11 of 30
11. Question
Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is :
Correct
Answer: 5
Incorrect
Correct answer: 5

Question 12 of 30
12. Question
The sum of a number and its reciprocal is oneeighth of 34. What is the product of the number and its square root ?
Correct
Answer: 8
Incorrect
Correct answer: 8

Question 13 of 30
13. Question
Twothird of a positive number and of its reciprocal are equal.The number is :
Correct
Answer: 5/12
Incorrect
Correct answer: 5/12

Question 14 of 30
14. Question
Find a positive number which when increased by 17 is equal to 60 times the reciprocal of the number.
Correct
Answer: 3
Incorrect
Correct answer: 3

Question 15 of 30
15. Question
The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is :
Correct
Answer: 290/289
Incorrect
Correct answer: 290/289

Question 16 of 30
16. Question
If is added to a number and the sum multiplied by and 3 is added to the product and then dividing the sum by , the quotient becomes 25. What is the number ?
Correct
Answer: 7/2
Incorrect
Correct answer: 7/2

Question 17 of 30
17. Question
The sum of three numbers is 264. if the first number be twice the second and third number be onethird of the first, then the second number is :
Correct
Answer: 72
Incorrect
Correct answer: 72

Question 18 of 30
18. Question
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 :
Correct
Answer: 12
Incorrect
Correct answer: 12

Question 19 of 30
19. Question
Onefifth of a number is equal to of another number. If 35 is added to the first number, it becomes four times of the second number. The second number is :
Correct
Answer: 40
Incorrect
Correct answer: 40

Question 20 of 30
20. Question
The sum of two numbers is 25 and their difference is 13. Find their product.
Correct
Answer: 114
Incorrect
Correct answer: 114

Question 21 of 30
21. Question
If the, sum of two numbers is 33 and their difference is 15, the smaller number is :
Correct
Answer: 9
Incorrect
Correct answer: 9

Question 22 of 30
22. Question
The sum of two numbers is 40 and their difference is 4. The ratio of the numbers is :
Correct
Answer: 11 : 9
Incorrect
Correct answer: 11 : 9

Question 23 of 30
23. Question
The product of two numbers is 192 and the sum of these two numbers is 28. What is the smaller of these two numbers ?
Correct
Answer: 12
Incorrect
Correct answer: 12

Question 24 of 30
24. Question
The difference between two integers is 5. Their product is 500. Find the numbers.
Correct
Answer: 20, 25
Incorrect
Correct answer: 20, 25

Question 25 of 30
25. Question
Two numbers differ by 5. If their product is 336, then the sum of the two numbers is :
Correct
Answer: 37
Incorrect
Correct answer: 37

Question 26 of 30
26. Question
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 :
Correct
Answer: 400
Incorrect
Correct answer: 400

Question 27 of 30
27. Question
The sum of two numbers is 40 and their product is 375. What will be the sum of their reciprocals ?
Correct
Answer: 8/75
Incorrect
Correct answer: 8/75

Question 28 of 30
28. Question
If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their squares is :
Correct
Answer: 160
Incorrect
Correct answer: 160

Question 29 of 30
29. Question
The product of two numbers is 120 and the sum of their squares is 289. The sum of the numbers is :
Correct
Answer: 23
Incorrect
Correct answer: 23

Question 30 of 30
30. Question
The product of two numbers is 45 and the sum of their squares is 106. The numbers are :
Correct
Answer: 5 and 9
Incorrect
Correct answer: 5 and 9