Question

out of 45 student in a class 30 are boy and 15 are girls if chosen randomly what is the probability that the student is
A. boy
B. girl
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Answer 1

Answer:

A.total outcome =45

no.of favourable outcome(no. of boys)=30

probability of getting boy=favourable outcome÷total outcome

=30÷45

=2/3

B.total outcome =45

no.of favourable outcome(no oc girls)=15.

probability of getting girl=favourable outcome÷total outcome

=15÷45

=1/3

Answer 2

A.answer.Total outcome =45
favourable outcome(no. of boys)=30
probability of getting boy=favourable outcome/total outcome
=30/45
=6/9
=2/3
B.Answer.Total outcome =45
favourable outcome(no. of girls)=15
probability of getting girls=favourable outcome/total outcome
=15/45
=1/3