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20 October, 16:49

A store has 500 winter coats. 35% are wool and 1/4 are nylon. How many coats are either wool or nylon?

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  1. 20 October, 17:00
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    60%

    Step-by-step explanation:

    P (A or B) = P (A) + P (B)

    175/500 are wool and 125/500 are nylon

    Add them to get 300/500 or 3/5 or 60%
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