Answer:
He will earn $24.30 for 3 hours of mowing.
He will earn $48.30 for 7 hours of babysitting.
Explanation:
8.10 times 3 is 24.3
6.9 times 7 is 48.3
Ok, so this it just simple multipacation. first, let's tackle the 3 hours of mowing. 8.10 × 3= $24.30 Next, we do the babysitting job. 6.90 × 7= $48.30 for the last step, we just add our final answers: 24.30+48.30= $72.60
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