Question
Tank H measuring 42 cm by 20 cm by 35 cm contains 6.9 ℓ of water. It is being filled with water flowing from Tap J at 0.8 ℓ/min and Tap K at 561 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank H till it is 61% full? Correct the answer to 1 decimal place.
3 m

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Tank H measuring 42 cm by 20 cm by 35 cm contains 6.9 ℓ of water. It is being filled with water flowing from Tap J at 0.8 ℓ/min and Tap K at 561 mℓ/min. Both taps are turned on at the same time. How long does it take to fill up Tank H till it is 61% full? Correct the answer to 1 decimal place.