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OpenStudy (anonymous):
Ted can paint a room in 10 hours and Vince can paint it in 11 hours. How long will it take the two working together? Round to the nearest tenth.
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OpenStudy (nurali):
Ted can do 1 work in 10 hours Ted can do 1/10 work in 1 hours Vince can do 1 work in 11 hours Vince can do 1/11 work in 1 hours (Ted + Vince) can do 1/10 + 1/11 work in 1 hours (Ted + Vince) can do 21/110 work in 1 hour (Ted + Vince) can do 1 work in 5.2 hours
OpenStudy (anonymous):
:) Thanks
OpenStudy (nurali):
Anytime.
OpenStudy (anonymous):
did it lol
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