Post a New Question

pre-algebra

posted by on .

a bag contains 5 green marbles 2 white marbles 8 blue marbles 9 red marbles and 6 black marbles what is the probability of drawing a white marble replacing it and then drawing a green marble? Answer choices A 1/6 B 1/15 C 1/87 D 1/90 I think its D, but I am not sure and how did you do this question

  • pre-algebra - ,

    Pr(w,g)=2/30*5/30=1/15*1/6=1/90 You think correctly.

  • Math - ,

    2/30*5/29
    10/870
    1/87

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question