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04-03-2020
Mathematics

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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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04-03-2020

Answer:

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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