Question
Tank L measuring 58 cm by 28 cm by 25 cm contains 5.5 ℓ of water. It is being filled with water flowing from Tap M at 0.5 ℓ/min and Tap N at 500 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank L till it is 80% full? Correct the answer to 1 decimal place.
3 m

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Tank L measuring 58 cm by 28 cm by 25 cm contains 5.5 ℓ of water. It is being filled with water flowing from Tap M at 0.5 ℓ/min and Tap N at 500 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank L till it is 80% full? Correct the answer to 1 decimal place.