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Mathematics 12 Online
OpenStudy (anonymous):

HELP!!!!

OpenStudy (anonymous):

Chance can wash the car in 2 hours, while Sandy can wash the same car in 4 hours. How many hours would it take for them to wash the car together?

OpenStudy (anonymous):

1 hours, 20 minutes

OpenStudy (anonymous):

I think thats right, anyway for you to check

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