Question
Tank D measuring 48 cm by 30 cm by 35 cm contains 7.8 ℓ of water. It is being filled with water flowing from Tap E at 0.8 ℓ/min and Tap F at 675 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank D till it is 60% full? Correct the answer to 1 decimal place.
3 m

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Tank D measuring 48 cm by 30 cm by 35 cm contains 7.8 ℓ of water. It is being filled with water flowing from Tap E at 0.8 ℓ/min and Tap F at 675 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank D till it is 60% full? Correct the answer to 1 decimal place.