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Keiko works mowing lawns and babysitting. She earns $7.40 an hour for mowing and $6.90 an hour for babysitting. How much will she earn for 1 hour of mowing and 4 hours of babysitting?

 Oct 5, 2022
 #1
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1(7.4) + 4(6.9) = 35$

 Oct 5, 2022

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