At first, Pot W and Pot X contained 0.4 ℓ and 3.5 ℓ of water respectively. Some water from Pot X was poured into Pot W with no water spilling over. In the end, there was as much water in Pot W as in Pot X. How much water was poured from Pot X to Pot W?
|
Pot W |
Pot X |
Difference |
Before |
0.4 ℓ |
3.5 ℓ |
3.9 ℓ |
Change |
+ 1.55 ℓ |
- 1.55 ℓ |
|
After |
1.95 ℓ |
1.95 ℓ |
|
Difference in the volume of water in Pot W and Pot X
= 3.5 - 0.4
= 3.1 ℓ
Volume of water poured from Pot X to Pot W
= 3.1 ÷ 2
= 1.55 ℓ
Answer(s): 1.55 ℓ