Question

in a class of 130 students 60 are boys and rest are girls find the probability of students selected is a girl​

Answer 1

Answer:

sample space=n(S)=130

A-student selected is a girl

n(A)=70

p(A)=n(A)/n(S)

p(A)=70/130

p(A)=7/13

hope it help you

Answer 2

Total 130 Students

60 are boys

Girls = ???

X+60 = 130

X = 130-60

X =70

70/130

= 7/13 is probability

Thanks...