Question
Tank N measuring 46 cm by 20 cm by 31 cm contains 6.6 ℓ of water. It is being filled with water flowing from Tap P at 0.4 ℓ/min and Tap Q at 709 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank N till it is 75% full? Correct the answer to 1 decimal place.
3 m

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Tank N measuring 46 cm by 20 cm by 31 cm contains 6.6 ℓ of water. It is being filled with water flowing from Tap P at 0.4 ℓ/min and Tap Q at 709 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank N till it is 75% full? Correct the answer to 1 decimal place.