Quantitative Apitude-Problems on Numbers
Quantitative Apitude-Problems on Numbers
12. If 10 be added to four times a certain number,the result is 5 less than five times the number. The number is :
- 15
- 20
- 25
- 35
13. If a number is subtrcted from the square of tis one-half, the result is 48. the square root of the number is :
- 8
- 6
- 5
- 4
14. The sum of the squares of two numbers is 3341 and the difference of their squares is 891. The numbers are :
- 25, 46
- 35, 46
- 25, 36
- None of these
15. The sum of two numbers is 15 and the sum of their squares is 113. The numbers are :
- 4, 11
- 5, 10
- 6, 9
- 7, 8
16. The product of two numbers is 120 and the sum of their squares is 289. the sum of the numbers is :
- 20
- 23
- 169
- None of these
17. The difference of two numbers is 11 and 1/5th of their sum is 9. the numbers are :
- 31, 20
- 30, 19
- 29, 18
- 28, 17
18. Two different natural members are such that their product is less than their sum. One of the numbers must be :
- 1
- 2
- 3
- None of these
19. The difference between the squares of two numbers is 256000 and the sum of the numbers is 1000. The numbers are :
- 600, 400
- 640, 360
- 628, 372
- None of these
20. The difference between the squares fo two consecutve numbers is 35. The smaller number is :
- 14
- 15
- 17
- 18