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Sally can paint a room in 6 hours while it takes Steve 3 hours to paint the same room. How long would it take them to paint the room if they worked​ together?

User Chul
by
8.1k points

1 Answer

4 votes

Answer:

2 hours

Explanation:

Rate_Sally=1/3, Rate_Steve=1/6, Rate_Together=Rate_Sally+Rate_Steve;

T_Together=1/Rate_Together

=1/(1/3+1/6)=1/(1/2)=2 hours

User Madteapot
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