Mathematics, 09.01.2020 01:31 adantrujillo1234

Kevin, can clean a stadium in 5 hours working alone. chris, can
clean the same stadium in 3 hours. how long will it take for both
kevin and chris to clean the stadium if they work together?

Answers: 2

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Kevin, can clean a stadium in 5 hours working alone. chris, can
clean the same stadium in 3 ho...