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Working together, Adam and Ming porch in 7.24 minutes. Had she done it alone it would have taken Ming 15 minutes. How long would it take Adam to do it alone?

1 Answer

3 votes

Answer:

13.99 min

Explanation:

See it in the pic

Working together, Adam and Ming porch in 7.24 minutes. Had she done it alone it would-example-1
User Davlet D
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