B and C are points on the straight line AD, on which AB=BC=CD. What percent of AC is AD?

A mixture of 17 parts of A, 3 parts of B and 4 parts of C weight 72 gm. How many gm of substance B are in the...

The average weight of 3 young men is 53 kg. No one of them weighs less than 51 kg. What is the maximum weight...

Out of a group of 80 applicants for a public service examination, 20 persons failed to appear for the first pa...

Mr. Rahim who is 28 years of age has a son who is 4 years old. In how many years will Mr. Rahim be 4 times as...

The price of a certain television set is discounted by 10 percent, and the reduced price is then discounted by...

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