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A. 10%
B. 20%
C. 25%
D. 30%

Explanation:

Let C.P. = Rs. 4x. Then, S.P. = Rs. 5x

Gain = (5x – 4x) = Rs. x
Gain % = (x * 100)/ 4x = 25%.

Correct Answer: 25%

Last Updated: February 07, 2020