A leader rests against a wall is perpendicular to the ground if the bottom of the ladder is 4m away from the bottom of the wall, while the top of the ladder is at a height of 3m. What is the length of the ladder.

In a room of 36 people. 20 players play chase while 28 players play poker. How many players play both?

A fair six side dice is rolled. Find th probality of getting an odd number or a number less than 4.

How many positive integers less than ten thousand are multiples of both eight and eighteen.

The H.C.F and L.C.M of two numbers are 12 and 288 respectively. If one of the numbers is 96. Find the other.

The ration of male student of female students ina class is 13 t0 19. If there are 224 people in the class, inc...

5 years ago the ration of father's age to son's age was 5:1 and 2 years later father's age will be 3 times his...