Discussion of Question with ID = 033 under Percentages

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Question

Mr. X who spends 80% of his salary is able to save Rs. 40. What is his salary?

A

Rs. 200.

B

Rs. 300.

C

Rs. 500.

D

Rs. 400.

Soln.
Ans: a

Let the salary be x. His saving% is 100 - 80 = 20, so 20% of x = 40, which gives x = $40/20$ × 100 = Rs. 200.

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