Mathematics, 05.11.2019 03:31 AshtinDCardwell14
One pump can fill a reservoir in 60 hours. another pump can fill the same reservoir in 80 hours. a third pump can empty the reservoir in 90 hours. if all three pumps are operating at the same time, how long will it take to fill the reservoir?
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Answers: 3
Mathematics, 22.06.2019 02:00, mochoa4
Einstein office equipment has a rental plan for office machines. a fax machine that lists for $722.98 can be rented for 22% of the price annually. the state imposes a usage charge of 3.2%. if stephen hawking travel decides to rent the fax machine, what will its total monthly rental charge be?
Answers: 2
One pump can fill a reservoir in 60 hours. another pump can fill the same reservoir in 80 hours. a t...
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