There are 500 students in a school out of which 60% are boys. 40% of the boys play hockey and girls don’t play hockey. 75% of the girls play badminton. If there are only two games to be played, number of students who don’t play any game.

What should come in place of the question mark (?) in the following question?
24% of 420 × 50% of 74 = ?

(53×87+159×21+106×25) is equal to 

Direction: Study the double bar graph given below and answer the questions.

The average of the number of students participating in cultural events is:

The ratio of the number of students to the number of girls students in the school of 1638 students is 5: 2. If the number of girl students increases to 60, then what should be the decrease in the number of students to keep the new ratio of students to girls 4: 3?

By selling 15 mangoes, a fruit seller gains the selling price of 3 mangoes. His gain is

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the average marks obtained by all students in Chemistry?