Rahim sells 60% of apples he had and throws away 15% of the remainder . Next day he sells 50% of the remainder and throws away the rest. What percent (in total) of his apples does Rahim throw ?

On Sunday, the price of a share was TK.560. If the price of the share was TK.630 at the closing of the day, wh...

Of the 32 students in a certain class , 15 are in debating club and 20 are in music club. If 10 of the student...

A car rental agency charges TK.2,000 a day plus TK.10 per mile for its rental cars. What is the total cost of...

A boy got 50% of the questions on a test correct. If he had 10 questions correct out of the first 12, and 25%...

What is the greater of two number whose product is 90, if sum of these two numbers exceeds their difference by...

At a book fair, Danesh buys three pencils that cost TK.3.25 each and a color pen that costs TK. 5. Which expre...