7+5=12
8640:12=720
720*7=5040
720*5=3600
Ответ: 1 насос- 5040, 2 насос- 3600
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7+5=12
8640:12=720
720*7=5040
720*5=3600
Ответ: 1 насос- 5040, 2 насос- 3600