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16. The different of two numbers is 5 and the difference of their squares is 135. The sum of the number is:
A. 27
B. 25
C. 30
D. 32
Explanation: ANSWER : 27
17. 11 times a number gives 132. The number is:
A. 11
B. 12
C. 13.2
D. none of these
Explanation: ANSWER : none of these
18. If one-fifth of a number decreased by 5 is 5, then the number is:
A. 25
B. 50
C. 60
D. 75
Explanation: ANSWER : 50
19. Three-fourth of a number is more than two-third of the number by 5 The number is:
A. 72
B. 60
C. 84
D. 48
Explanation: ANSWER : 60
20. The product of two numbers is 120. The sum of their squares is 289. The sum of the two numbers is:
A. 20
B. 23
C. 169
D. none of these
Explanation: ANSWER : 23
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