Out of 40 people in a society, there are 18 people who own a bike and 6 people who own both a bike and a car. How many people own a car in the society

10 people can dig a trench in 6 days. How many people can dig it in 4 days?

In a group of 1000 people, there are 750 people, who can speak Hindi and 400 people, who can speak Bengali. (i) Find number of people who can speak Hindi only. (ii) Number of people who can speak Bengali only is (iii) Number of people who can speak both Hindi and Bengali is

Find out the number of people who do not play any game.

There were some people on a train.19 people get off the train at the first stop.17 people get on the train.Now there are 63 people on the train.How many people were on the train to begin with?

In a group of 100 people,60 people like to play cricket,20 people like to play both cricket and Tennis.How many people like to play Tennis but not cricket?