A bag contains 20 red marbles, 8 white marbles, and 2 gray marbles. You randomly pick out a marble, record its color, and put it back in the

Question

A bag contains 20 red marbles, 8 white marbles, and 2 gray marbles. You randomly pick out a marble, record its color, and put it back in the bag. You repeat this process 120 times. How many white or gray marbles do you expect to get?
please answer soon!!

in progress 0
Sigridomena 3 years 2021-09-03T18:31:54+00:00 1 Answers 7 views 0

Answers ( )

  1. Gerda
    0
    2021-09-03T18:33:53+00:00
    Reply

    Answer:

    10

    Step-by-step explanation:

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )