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Natasha2012 [34]

2 years ago

9

It takes Kim 7 hours to proof a chapter of Hawkes Learning Systems' Introductory Algebra book and it takes Harding 2 hours. How

long would it take them working together? (Round your answer to two decimal places.)

1 answer:

Olegator [25]2 years ago

3 0

It would take them 4.5 hrs working together

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