In a class 30 of students, 22 have a brother and 25 have a sister. There are 2 students who do not have any siblings. What is the probabilit

Question

In a class 30 of students, 22 have a brother and 25 have a sister. There are 2 students who do not have any siblings. What is the probability that a student chosen randomly from the class does not have a sister?

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1 week 2021-09-07T17:24:17+00:00 1 Answer 0

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  1. Ava
    0
    2021-09-07T17:25:17+00:00

    Answer:

    n(P) = n(S) divide n(s)

    = 2divide 30

    =1/15Ans

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45:7+7-4:2-5:5*4+35:2 =? ( )