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camile mowed lawns for 3 hours and earned $6.80 per hour.then ahe wates windows for 2 hours and earns $6.20 per hour.what were camila's average earnings per hour for all 5 hours?

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Answer:

3 hours times 6.80= 20.40

2 hours times 6.20= 12.40

20.40 + 12.40 = 32.80

32.80 ÷ the 5 hours= $6.56 per hour average

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