armanp1997 armanp1997

12-07-2017
Mathematics

contestada

BILL CAN HAMMER 20 NAILS IN 6 MINUTES. JEFF CAN DO THE SAME JOB IN ONLY 5 MINUTES. HOW LONG WILL IT TAKE THEM TO FINNISH IF BILL HAMMERS THE FIRST 5 NAILS, THEN JEFF HAMMERS FOR 3 MINUTES, THEN BILL FINISHES THE JOB?

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johnbarrera2001 johnbarrera2001

12-07-2017

It would take 4:30 minutes

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