Question
At first, Bottle C and Bottle D contained 0.8 ℓ and 1.7 ℓ of water respectively. Some water from Bottle D was poured into Bottle C with no water spilling over. In the end, there was as much water in Bottle C as in Bottle D. How much water was poured from Bottle D to Bottle C?
3 m

Click button first when a symbol is required. X

At first, Bottle C and Bottle D contained 0.8 ℓ and 1.7 ℓ of water respectively. Some water from Bottle D was poured into Bottle C with no water spilling over. In the end, there was as much water in Bottle C as in Bottle D. How much water was poured from Bottle D to Bottle C?