One computer printer can print a company's weekly payroll checks in 60 min. A second
printer wo...
Mathematics, 06.05.2020 04:10 ciarapacheco
One computer printer can print a company's weekly payroll checks in 60 min. A second
printer would take 90 min to complete the job. How long would it take the two printers,
operating together, to print the checks.
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Answers: 1
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