Mathematics, 01.12.2021 07:40 trobbie817

Marty can dig a 10 ft trench in 90 minutes. Chris can dig a 10 ft trench in 110 minutes. If they work together, how quickly could they dig the trench?
A)100 minutes
B)42.6 minutes
C)49.5 minutes
D)155 minutes

Answers: 3

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Marty can dig a 10 ft trench in 90 minutes. Chris can dig a 10 ft trench in 110 minutes. If they work together, how quickly could they dig the trench? A)100 minutes B)42.6 minutes C)49.5 minutes D)155 minutes

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Other questions on the subject: Mathematics

Questions in other subjects:

Marty can dig a 10 ft trench in 90 minutes. Chris can dig a 10 ft trench in 110 minutes. If they work together, how quickly could they dig the trench?
A)100 minutes
B)42.6 minutes
C)49.5 minutes
D)155 minutes