2 people working at the same rate will take 9 hours to paint a room.
a) Assuming that they all...
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Mathematics, 05.05.2020 07:51 choyontareq
2 people working at the same rate will take 9 hours to paint a room.
a) Assuming that they all work at this rate, how long will it
take 3 people to paint the room?
hours
b) In fact, the third person works at a faster rate.
How does this affect the time to paint the room?
Will it be A faster?
or B slower?
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Answers: 3
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