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Marley has marbles of the same size and shape in a bag. There are 2 green, 5 blue, and 3 red marbles in the bag. Marley picks two marbles without looking. What is the probability he will pick two red marbles?
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Marley has marbles of the same size and shape in a bag. There are 2 green, 5

blue, and 3 red marbles in the bag. Marley picks two marbles without looking.
What is the probability he will pick two red marbles?

a) 3/15

b)1/15

c) 3/50

d) 1/4

User TWilly
by
4.7k points

1 Answer

1 vote

Answer:

B.) 1/15

Explanation:

  1. 10 total marbles
  2. 3/10 - 1/1 = 2/9
  3. 3/10 × 2/9 = 1/15
User Krassowski
by
4.7k points
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