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Working together, Jacob and Heather can sweep a porch in 5.45 minutes. Had she done it alone it would have taken Heather 12 minutes. Find how long it would take Jacob to do it alone.
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5 votes
5 votes
Working together, Jacob and Heather can sweep a

porch in 5.45 minutes. Had she done it alone it would
have taken Heather 12 minutes. Find how long it would
take Jacob to do it alone.

User Cffk
by
2.4k points

1 Answer

22 votes
22 votes
12 mins - 5.45 = 6.55
It would take Jacob 6.55
User Sambo Kim
by
3.5k points
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