Asked by Anonymous
Anna Can Paint The Garage In 12 Hours. Jenna Can Paint The Same Garage In 7 Hours. How Long Will It Take If They Both Work Together?
Answers
Answered by
K
4.42 hrs.
1/7 +1/12 = 19/84
84/19= 4.42...
1/7 +1/12 = 19/84
84/19= 4.42...
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