If 60% people in a city like cricket, 30% like football and the remaining like other games, then what per cent of the people like other games? If the total number of people are 50 lakh, find the exact number who like each type of game.

In a group of 90 people,48 like coffee,60 like tea and each person like atleast one of the two drinks.How many of the group like both the drinks?

Among 75 boys,25 play football,30 play cricket and 18 play both.Find the number of boys who play neither of the two games.

In a class of 50 students,every student plays football or cricket.If 32 of them play football and 35 play cricket,then find the number of students who play both the games and only football.

A survey was made to find the type of music that a certain group of young people liked in a city. Adjoining pie chart shows the findings of this survey. From this pie chart answer the following: If a cassettle company were the make 1000 CD's how many of each type would they make?

A survey was made to find the type of music that a certain group of young people liked in a city. Adjoining pie chart shows the findings of this survey. From this pie chart answer the following: Which type of music is liked by the maximum number of people?

A survey was made to find the type of music that a certain group of young people liked in a city. Adjoining pie chart shows the findings of this survey. From this pie chart answer the following: If 20 people liked classical music, how many young people were surveyed?

A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 (see Fig. 15.5), and these are equally likely out comes. What is the probability that it will point at (iv) a number less than 9?

A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 (see Fig. 15.5), and these are equally likely out comes. What is the probability that it will point at (iii) a number greater than 2?

A man walks on a straight road from his home to a market 2.5 km away with a speed of 5 km h ^-1 . Finding the market closed, he instantly turns and walks back home with a speed of 7.5 km h^-1 . What is the average speed of the man over the interval of time (i) 0 to 30 min, (ii) 0 to 50 min, (Hi) 0 to 40. min? [Note: You will appreciate from this exercise why . it is better to define average speed as total path length divided by time, and not as magnitude of average velocity. You would not like to tell the tired man on his return home that his average speed was zero!]

A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 , and these are equally likely out comes. What is the probability that it will point at (i) 8?