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30 April, 07:59

A block is randomly selected out of a toy box. The probability of selecting a red block is 0.25. The probability of selecting a block that is both a red block and has a stripe is 0.05.

What is the probability of selecting a red block with a stripe given the toy is a red block?

Enter your answer as a decimal in the box.

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  1. 30 April, 10:28
    0
    0.2

    Step-by-step explanation:

    Conditional probability:

    P (A | B) = P (A & B) / P (B)

    P (striped | red) = P (striped & red) / P (red)

    P (striped | red) = 0.05 / 0.25

    P (striped | red) = 0.2
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