Mathematics, 04.05.2021 22:20 Andresssophie7379

If it takes Laine 3 hours to wash the windows of one house, Leslie 4 hours to wash the same windows, and Lance 5 hours to wash the same windows, how long would it take them all working together to wash the windows on THREE houses? A:2.6 hours
B:3.8 hours
C:5 hours
D:0.08 hours

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