There are 12 students in a class containing 5 boys and rest of girls. One studen is selected from the claass at random. What is the probability that it is a girl.

A class has 20 girls and 16 boys. One student is selected at random. Find the probability that the student is a girl.

There are 60 boys and 40 girls in a class.A student is selected at random.Find the probability that student is a girl.

There are 35 students in a class of whom 20 are boys and 15 are girls. From these students one is chosen at random. What is the probability that the chosen student is a (i) boy, (ii) girl?

A class has 12 boys and 4 girls. If three students are selected at random from the class, what is the probability that all will be boys?

A class consists of 10 boys and 8 girls. Three students are selected at random. Find the probability that the selected group has : all girls.

There are 35 stdents in a class, of whom 20 are boys and 15 are girls. From these students, one is chosen at random. What is the probability than the chosen student is a (i) boy? (ii) girl?

A class has 15 boys and 5 girls. Suppose three students are selected at random from the class. Find the probability that they are all boys.

In class10A,there are 30 boys and 20 girls. In10B, there are 15boys and 25 girls. One student is to be selected from each class.What is the probability of both being girls?

In class 10 ~A , there are 30 bóys and 20 girls ln 10 ~B , there are 15 boys and 25 girls One student is to be selected from each class i) What is the probability of both being girls? ii) What is the probability of both being boys? iii) What is the probability of one boy and one girl? iv) What is the probability of atleast one boy?

In a class of 50 students, 20 are boys and rest are girls. A student is selected at random. Find the probability of selecting a boy.