Quantitative Apitude-Problems on Numbers
Quantitative Apitude-Problems on Numbers
21. the sum of the squares of three consecutive odd numbers is 251. the numbers are :
- 1, 3, 5
- 3, 5, 7
- 5, 7, 9
- 7, 9, 11
22. Two numbers are such that the square of one is 224 less than 8 times the square of the other. If the numbers be in the ratio of 3 : 4, the numbers are :
- 12, 16
- 6, 8
- 9, 12
- None of these
23. The difference of two numbers is 20% of the larger number. If the smaller number is 12, the larger one is :
- 6
- 15
- 18
- 20
24. Three numbers are in the ratio of 3 : 4 ; 6 and their product is 1944. The largest of these numbers is :
- 6
- 12
- 18
- None of these
25. Three numbers are in the ratio 4 : 5 : 6 and their averge is 25. The largest number is :
- 30
- 32
- 36
- 42
26. There are two numbers such that the sum f twice the first and twice the second is 36. The larger of the two is :
- 9
- 6
- 8
- 12
27. The sum of three numbers is 136. If the first number second be 2 : 3 and that between second and third is 5:3, then the second number is
- 40
- 48
- 72
- 60
28. The sum of three numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is :
- 48
- 54
- 72
- 84
29. The sum o two consecutive odd numbers in a set of three consecutive odd numbers is 5 more than the third number. What is the s second of these numbers :
- 5
- 7
- 9
- 11
30. The ratio between a two-digit number and the sum of the digits of that number is 4:1. If the digit in the unit place is 3 more than the digit in the ten's place. What is that number ?
- 24
- 63
- 36
- None of these