Question
Tank F measuring 56 cm by 20 cm by 37 cm contains 3.6 ℓ of water. It is being filled with water flowing from Tap G at 0.4 ℓ/min and Tap H at 780 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank F till it is 70% full? Correct the answer to 1 decimal place.
3 m

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Tank F measuring 56 cm by 20 cm by 37 cm contains 3.6 ℓ of water. It is being filled with water flowing from Tap G at 0.4 ℓ/min and Tap H at 780 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank F till it is 70% full? Correct the answer to 1 decimal place.