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Problems on Numbers Questions and Answers
Q1. 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 ?
A. 51/5
B. 29/3
C. 10
D. 56/5
Q2. Find a positive number which when increased by 17 is equal to 60 times the reciprocal of the number.
A. 3
B. 10
C. 17
D. 20
Q3. The product of two numbers is 192 and the sum of these two numbers is 28. What is the smaller of these two numbers ?
A. 14
B. 12
C. 16
D. 18
Q4. 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 :
A. 16
B. 15
C. 10
D. 12
Q5. A number is doubled and 9 is added. If the resultant is trebled, it becomes 75. What is that number ?
A. 6
B. 3.5
C. 8
D. 9
Q6. If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their squares is :
A. 12
B. 28
C. 180
D. 160
Q7. If the sum of a number and its square is 182, what is the number ?
A. 13
B. 26
C. 15
D. 28
Q8. The sum of two numbers is 25 and their difference is 13. Find their product.
A. 315
B. 114
C. 325
D. 104
Q9. The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is :
A. 290/289
B. 289/290
C. 1/289
D. 289
Q10. 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 :
A. 425
B. 380
C. 400
D. 395