A storekeeper sold a wrist watch for $660, including a sales tax of 10%. If the cost price of the watch is $500, what is the percentage profit for shopkeeper ? By Editor No Comment Answer : D. 20%
The C.P of 15 books is equal to the S.P of 18 books. Find the gain% or loss% ? By Editor No Comment Answer : A. 16 2/3 % loss
A trader bought a car at 20% discount on its original price. He sold it at a 40% increase on the price he bought it. What percent of profit did he make on the original price ? By Editor No Comment Answer : C . 12 %