A jar contains 4 red toothpicks , 10 blue toothpicks and 6 yellow toothpicks. If three toothpicks are removed from the bag at random and no toothpick is returned to the bag after removal, what is the probability that all three toothpicks will be blue?

A survey of City A found an average of 3.2 people per household and an average of 1.2 DVD players per househol...

Rafia ran from her house to school at an average speed of 6 miles per hour and returned along the same route a...

Afia can do her term paper in 15 days which takes Babul 20 days to finish . What is the fraction of work left...

3 , 12, 30,. 39 are the first five terms of a sequence . Each term after the first is obtained by adding 9 to...

At a party, everyone shook hands with everybody else. If there were 66 handshakes, how many people were at the...

What is the minimum number of chocolates that must be added to an existing stock of 966 chocolates, so that th...