Question
At first, Container E and Container F contained 0.7 ℓ and 2.8 ℓ of water respectively. Some water from Container F was poured into Container E with no water spilling over. In the end, there was as much water in Container E as in Container F. How much water was poured from Container F to Container E?
3 m

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At first, Container E and Container F contained 0.7 ℓ and 2.8 ℓ of water respectively. Some water from Container F was poured into Container E with no water spilling over. In the end, there was as much water in Container E as in Container F. How much water was poured from Container F to Container E?