The ratio of the cost price and the selling price is 4:5. The profit percent is:	Answers:
A) 33
B) 77
C) 25
D) 66
E) 711
Let C.P. = Rs. 4x. Then, S.P. = Rs. 5x   Gain = (5x - 4x) = Rs. x   Gain % = (x * 100)/ 4x = 25%.   Answer: 25
<result>C</result>
The ratio of the cost price and the selling price is 4:5. The profit percent is: