Question (73/90)
If selling price is doubled, the profit triples. Then what the profit in percent ?(A)  80%
(B)  100%
(C)  120%
(D)  140%
Question (74/90)
A man gains 20% by selling an article for a certain price. If he sells it at double the price, what would be the percentage of profit ?(A)  40%
(B)  80%
(C)  120%
(D)  140%