Mathematics, 21.07.2019 12:00 destiniout04231
The first painter can finish a paint job in 2 hours. the second painter can finish the same job in 8 hours. how long would it take them to finish the job if they were working together?
Answers: 1
and the 8hour to 
, this means, painter #1 finishes 1/2 of the project in 1 hour, and paither #2 finishes 1/8 of project in 1 hour, now when we make each fraction out of 2 hours, so 
and 
, we add them and get 
, then as mixed number, 1 1/4 which is 1 hour and 15min(1/4 of a hour) I believe im right.Another question on Mathematics
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The first painter can finish a paint job in 2 hours. the second painter can finish the same job in 8...
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