Working alone, Arjun can tar a roof in 8 hours. Mark can tarthe same roof in 15 hours. If they work together, how longwould it take them to tar the same roof? Scott can sweep a porch in 11 minutes. Ashley can sweep thesame porch in 10 minutes. If they work together, how longwould it take them to sweep the same porch?

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Answered: Working alone, Arjun can tar a roof in…

Working alone, Arjun can tar a roof in 8 hours. Mark can tar the same roof in 15 hours. If they work together, how long would it take them to tar the same roof?

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter7: Rational Expressions And Functions

Section7.5: Solve Applications With Rational Equations

Problem 307E: Mia can clean her apartment in 6 hours while her roommate can clean the apartment in 5 hours. If...

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Question

Working alone, Arjun can tar a roof in 8 hours. Mark can tar
the same roof in 15 hours. If they work together, how long
would it take them to tar the same roof?

Scott can sweep a porch in 11 minutes. Ashley can sweep the
same porch in 10 minutes. If they work together, how long
would it take them to sweep the same porch?

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