Mathematics, 05.05.2021 22:30 10121545
Quinn can refinish hardwood floors four times as fast as Jack. They have to refinish 100 square feet of flooring. Working together, Quinn and Jack can finish the job in 3 hours. How long would it take each of them working alone?
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Quinn can refinish hardwood floors four times as fast as Jack. They have to refinish 100 square feet...
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