A man walked 2 km east, then 2 km south, then again 4 km east and finally 10 km north. How far in a straight line did he walk from the starting point ?

Three business partners Q, R, and S, agree to divide their total profit for a certain year in the ratios 2 : 5...

A restaurant meal costs Tk. 35.50 and there was no tax. If the tip was more than 10 percent but less than 15 p...

Hashem wants to put up fencing around three sides of his rectangular yard and leave a side of 20 feet unfenced...

Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is e...

In a weight-lifting competition, the total weight of Joe's two lifts was 750 pounds. Twice the weight of his f...

The average of 6 numbers is 8.5. When one number is discarded, the average of the remaining numbers becomes 7....