If 1/2 is added to a number and the sum is multiplied by 3, the result is 21. Then the number is :

If 1/2 is added to a number and the sum is multiplied by 3, the result

1.	If 1/2 is added to a number and the sum is multiplied by 3, the result is 21. Then the number is :
A.	6.5
B.	5.5
C.	4.5
D.	6.5
Answer» B. 5.5

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If 1/2 is added to a number and the sum is multiplied by 3, the result is 21. Then the number is :

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