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A number is multiplied by half of itself...

A number is multiplied by half of itselft and then 32 is added to the product .If the final result is 130 then find the original number

A

4

B

7

C

5

D

14

Text Solution

Verified by Experts

The correct Answer is:
d
(i) Frame a simple equation by taking the number x
(ii) `xxx(x)/(2)+32=130 , find x `
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PEARSON IIT JEE FOUNDATION-SQUARES AND SQUARE ROOTS AND CUBES AND CUBE ROOTS -Level2
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