Answer:
batches- 20
cost of each batch- $0.18
Step-by-step explanation:
480/24 = 20
3.60/24 = 0.18
60
7x+30+9x+42=104
16x+72=104
16x=104-72
16x=32
x=2
SO:
<BOC=9x+42=
9(2)+42=
18+42=
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