Question
At first, Bottle B and Bottle C contained 0.8 ℓ and 2.2 ℓ of water respectively. Some water from Bottle C was poured into Bottle B with no water spilling over. In the end, there was as much water in Bottle B as in Bottle C. How much water was poured from Bottle C to Bottle B?
3 m

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At first, Bottle B and Bottle C contained 0.8 ℓ and 2.2 ℓ of water respectively. Some water from Bottle C was poured into Bottle B with no water spilling over. In the end, there was as much water in Bottle B as in Bottle C. How much water was poured from Bottle C to Bottle B?