Instructions

Study the graphs carefully to answer the question that follow:

Total number of children in 6 different schools and the percentage of girls in them

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Percentage of Girls

Question 111

What is the total percentage of boys in schools R and U together (rounded off to two digits after decimal)

Question 113

The total number of students in school R is approximately what per cent of the total number of students in school S ?

Question 115

What is the respective ratio of the number of girls in school P to the number of girls in school Q ?

Instructions

Study the given information carefully and answer the question that follow:

A basket contains 4 red, 5 blue and 3 green marbles

Question 116

If three marbles are picked at random what is the probability that either all are green or all are red ?

Question 118

If three marbles are picked at random what is the probability that at least one is blue ?

Instructions

Study the given information carefully and answer the question that follow:

A committee of five members is to be formed out of 3 trainees 4 professors and 6 research associates In how many different ways can this be done if:

Question 119

The committee should have all 4 professors and and 1 research associate or all 3 trainees and 2 professors ?

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