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Academics – Mathematics : 2016/JUL/01

Question

Q1. (a) A 2400 litre water tank can be filled by two supply pipes A and B working together in 30 minutes.

On its own, pipe A can fill the tank in 32 minutes less than pipe B.

Calculate the rate of flow of water from each pipe. (10)

(b) Make R the subject of the formula: (6)

T = 2π√(L/g (L + R²/r² ) )

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