Mathematics, 20.09.2020 09:01 nikkipete77

HERE Kalon and his friend Marna own a chimney sweep service company. Working together, they can clean a 20-foot chimney
5
in 17 hours. If it takes Kalon 4 hours to clean a 20-foot chimney by himself, how long does it take Marna to clean the
same size chimney by herself?
Fraction Completed
Rate
(Chimneys per Hour)
1
4
Time
(Hours)
Kalon
Marna
Х
12x
17
O 3 hours
4 hours
O 5 hours
6
O 65 hours
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HERE Kalon and his friend Marna own a chimney sweep service company. Working together, they can cle...

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