There is a bag filled with 5 blue and 4 red marbles. A marble is taken at random from the bag, the colour is noted and then it is repl

Question

There is a bag filled with 5 blue and 4 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting 2 reds?

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Thu Thủy 6 months 2021-09-01T11:04:47+00:00 1 Answers 0 views 0

Answers ( )

  1. vankhanh
    0
    2021-09-01T11:06:34+00:00
    Reply

    Answer:

    30% chance

    Step-by-step explanation:

    filler filler filler

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