In a school, the total number of students in 10 A division is equal to the total number of students in 10 B. One student is to be selected from each division. Number of boys in 10 A is 20.The probability of selecting a boy from 10 A is 2/5 and that of from 10 B is 3/5 A) How many students are there in 10 A? B)What is the probability of selecting a girl from 10 A? C)How many boys are there in 10 B? D)What is the probability of both the selected students being boys?

Answers 2

Answer:

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Step-by-step explanation:

Answer:

A) 50

B)30/50

C)30

D)20*30/50*50

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