The ratio between the sale price and the cost price of an article is 8:5. What is the ratio between the profit and the cost price of that article?  Options:
A) 23	B) 1:2	C) 2:5	D) 3:5	E) 25
C.P. = Rs. 5x and S.P. = Rs. 8x.   Then, Gain = Rs. 3x   Required ratio = 3x : 5x = 3:5   3:5
<result>D</result>
The ratio between the sale price and the cost price of an article is 8:5. What is the ratio between the profit and the cost price of that article?