Out of 20 members in a family, 11 like to take tea and 14 like coffee. Assume that each one likes at least one of the two drinks. How many like : both tea and coffee?

In a group of 70 people, 37 like coffee, 52 like tea and each person likes at least one of the two drinks. How many people like both coffee and tea?

In a group of 60 people, 27 like cold drinks and 42 like hot drinks and each person likes at least one of the two drinks. How many like both hot drinks and cold drinks?

In a group of 50 people, 30 like to play cricket, 25 like to play football and 32 like to play hockey. Assume that each one likes to play at least one of the three games. If 15 people like to play both cricket as well as football, 11 people like to play both football as well as hockey and 18 like to play both cricket as well as hockey, then how many like to play only football ?

In a group of 50 people, 30 like to play cricket, 25 like to play football and 32 like to play hockey. Assume that each one likes to play at least one of the three games. If 15 people like to play both cricket as well as football, 11 people like to play both football as well as hockey and 18 like to play both cricket as well as hockey, then how many like to play all the three games ?

In a group of 50 people, 30 like to play cricket, 25 like to play football and 32 like to play hockey. Assume that each one likes to play at least one of the three games. If 15 people like to play both cricket as well as football, 11 people like to play both football as well as hockey and 18 like to play both cricket as well as hockey, then how many like to play only hockey ?

In a class of 35 students, 24 like to play cricket and 16 like to play football. Also, each student likes to play at least one of the two games. How many students like to play both cricket and football ?

There are 210 members in a club. 100 of them drink tea and 65 drink tea but not coffee. How many drink coffee but not tea?

In a group of 65 people, 40 like cricket, 10 like both cricket and tennis. How many like tennis only and not cricket? How many like tennis?

A survey of 250 boys of a school was conducted and it was found that 110 like coffee and 140 do not like coeffee. Out these boys, one boy is selected at random. What is the probability that the selected boy: likes coffee.