Out of 100 pesons in a group, 72 persons speak English and 43 persons speakFrench. Each on eout of 100 persons speak at least one language. Then how many speak only English? How many speak only French? How many of them speak English and French both?

Out of 100 persons in a group, 72 persons speak English and 43 pesons speak Fresnch. Each on e out of 100 persons speak at least one language. Then how many speak only English? How many speak only French? How many of them speak English and French both?

In a flight 55 people speak Hindi, 20 speak English and 15 speak both English and Hindi. The number of people who speak at least one of the two languages is

Out of 20 members in a family, 11 like to take tea and 14 like coeffee. Assume that each one likes at least one of the two drinks. How many like only tea and not coffe ?

There are 9 chairs in a room on which 6 persons are to be seated, out of which one is a guest with one specific chair. In how many ways can they sit

In how many ways can 6 persons sit at a round table for a group discussion?

A person has 15 friends of whom 10 are relatives. In how many ways can he invite 12 guests such that 8 of them are relative?

A committee of 10 persons is to be formed from a group of 10 women and 8 men. How many possible committees will have at least 5 women? How many possible committe will have men in majority?