Question
At first, Jar V and Jar W contained 0.7 ℓ and 4.7 ℓ of water respectively. Some water from Jar W was poured into Jar V with no water spilling over. In the end, there was as much water in Jar V as in Jar W. How much water was poured from Jar W to Jar V?
3 m

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At first, Jar V and Jar W contained 0.7 ℓ and 4.7 ℓ of water respectively. Some water from Jar W was poured into Jar V with no water spilling over. In the end, there was as much water in Jar V as in Jar W. How much water was poured from Jar W to Jar V?