Pipe A Takes 16 Min To Fill A Tank. Pipes B And C, Whose Cross-sectional Circumferences Are In The Ratio 2:3, Fill Another Tank Twice As Big As The First. If A Has A Cross-sectional Circumference That Is One-third Of C, How Long Will It Take For B An?


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xiao guguai answered
It Take For B And c both 32 min.

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