Answer:
21 bags = $41 or $40.5
Explanation:
$10 = 5 bags
10 x 2 = 20
$20 = 10 bags
20 x 2 = 40
$40 = 20 bags
21 bags equals 41 bucks or 40.5
He earned 42 dollars.
$10 per 5 bags of leaves
21 รท 5 = 4.2
4.2 x 10 = $42
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