Harriet’s main pump can empty the pool in 15 hours while the backup pump can empty the pool in 26 hours. How long would it take both pumps working together to empty the pool?

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter7: Rational Expressions And Functions
Section7.5: Solve Applications With Rational Equations
Problem 306E: It takes Sam 4 hours to rake the front lawn while his brother, Dave, can rake the lawn in 2 hours....
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Harriet’s main pump can empty the pool in 15 hours while the backup pump can empty the pool in 26 hours. How long would it take both pumps working together to empty the pool?
Harriet's main pump can empty the pool in 15 hours while the backup pump can empty
the pool in 26 hours. How long would it take both pumps working together to empty the
рol?
Transcribed Image Text:Harriet's main pump can empty the pool in 15 hours while the backup pump can empty the pool in 26 hours. How long would it take both pumps working together to empty the рol?
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