Hey..!!

When the tank is empty, all the three pipes areopened.

A, B and C discharge chemical solutions P, Q and Rrespectively.

What is the proportion of solution R in the liquid in the tank after 3 minutes

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Three pipes A, B and C can fill a tank from empty to full in

Three pipes A, B and C can fill a tank from empty to full in

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Some of them are fill

Some of them are fill

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An o

An o

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