Answer:
6.73 X 10 to the sixth power.
1.33 X 10 to the fifth power.
9.77 X 10 to the twenty-second power.
Step-by-step explanation:
$6
So we get 5 hrs.
1____2____3____4____5
$2 + $1 + $1 + $1 + $1 = $6
See the image below, hope it helps!
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180
