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14-03-2022
Mathematics

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Working alone, Darryl can oil the lanes in a bowling alley in ten hours. Ming can oil the same lanes in eight hours. Find how long it would take them if they worked together. Round to the nearest tenth.
(Part 1 of asking for help)

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bromc021316 bromc021316

14-03-2022

Answer:

9.1

Step-by-step explanation:

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