Rose can check papers twice as fast as Badong. When working together, they can finish checking papers in 4 hours. How long would it take for Rose to finish checking if she does it alone?
Rose can check papers twice as fast as Badong. When working together, they can finish checking papers in 4 hours. How long would it take for Rose to finish checking if she does it alone?
Chapter7: Rational Expressions And Functions
Section7.5: Solve Applications With Rational Equations
Problem 309E: Josephine can correct her students test papers in 5 hours, but if her teacher’s assistant helps, it...
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Rose can check papers twice as fast as Badong. When working together, they can finish checking papers in 4 hours. How long would it take for Rose to finish checking if she does it alone?
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