Mathematics, 21.08.2019 18:30 allendraven89pds755
Bob and james are finishing the roof of a house =. working alone, bob can shingle the roof in 10 hours. james can shingle the roof in 16 hours. how long will it take them working together to shingle the roof? round your answer to the nearest hundredth if necessary.
a) 13 hours
b) 26.67 hours
c) 6.15 hours
d) 0.04 hours
Answers: 1
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Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order.
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Bob and james are finishing the roof of a house =. working alone, bob can shingle the roof in 10 hou...
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