Question

An urn contains 7 chips of the same size and shape. Three of the chips are green and the rest are red. A single random chip is removed, what is the probability it is red?

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Miles

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77 Answers

Total number of chips in the urn:

7

Number of green chips in the urn:

3

Number of red chips in the urn:

7 - 3 = 4

Probability of drawing a red chip:

\frac{4}{7}

Answer:

\frac{4}{7}

Number of green chips in the urn:

Number of red chips in the urn:

Probability of drawing a red chip:

Answer:

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