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A bag contains 2 red marbles, 7 blue marbles and 5 green marbles. If two marbles are
drawn out of the bag, what is the exact probability that both marbles drawn will be
blue?

Sagot :

Answer:

1/2

Step-by-step explanation:

There are :-

⇒ 2 red marbles

⇒ 7 blue marbles

⇒ 5 green marbles

Probability (Blue)

  • = No. of blue marbles / No. of total marbles
  • = 7 / (2 + 7 + 5)
  • = 7/14
  • = 1/2
summerh36

Answer:

1/2

Step-by-step explanation:

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