In a class there are 10 boys and 14 girls. In another class there are 12 girls and
12 boys. One student is to be selected from each class
(a) What is the probability of both being boys?
(b) What is the probability of both being girls?
(c) What is the probability of one boy and one girl?
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Answer:
Step-by-step explanation:
a) 0.125, b) 0.1124, c) 0.505
Step-by-step explanation:
Since we have given that
Number of boys in 10A = 30
Number of girls in 10A = 20
Number of boys in 10B = 15
Number of girls in 10B = 25
So, we need to select one student from each class.
So, a) what is the probability of both being girls?
b) what is the probability of both being boys?
c) what is the probability of one boy and one girls?
Hence, a) 0.125, b) 0.1124, c) 0.505.
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