math

A bag contains only red, green, brown and yellow marbles.
The probabilities of selecting each colour are shown below.

Colour Red Green Brown Yellow
Probability 5x 2x 3x 4x
Find the probability of selecting a yellow marble.

  1. 👍 1
  2. 👎 2
  3. 👁 932
  1. 1 - (5x+2x+3x+4x) or 1 - 14x

    1. 👍 1
    2. 👎 2
    👨‍🏫
    Reiny
  2. 0.11

    1. 👍 1
    2. 👎 2
  3. 3/14 or 0.21

    1. 👍 0
    2. 👎 1

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