For every novel in the school library there are two science books, for each science book there are seven economice books. Express the ratio of economics books to science books to novels in the school library as a triple ratio.

A company makes a profit of 6% on its first Tk. 1,000 of sales each day and Tk. 55 per thousand on all sales i...

If 40% of all women are voters and 52% of the population are women, what percent of the population are women v...

If 15 men working independently and at the same rate can manufacture 27 baskets in an hour, how many baskets w...

If an integer y is subtracted from an integer x and the result is greater than x, then y must be ---

A man walks 30 minutes at an average speed of 3 miles/hour. He waits 10 minutes for a bus, which bring him bac...

Coffee A costs 75 cents per pound. It is mixed with Coffee B, which normally costs 80 cents per pound, to form...