At first, Barrel X and Barrel Y contained 0.4 ℓ and 2.3 ℓ of water respectively. Some water from Barrel Y was poured into Barrel X with no water spilling over. In the end, there was as much water in Barrel X as in Barrel Y. How much water was poured from Barrel Y to Barrel X?
|
Barrel X |
Barrel Y |
Difference |
Before |
0.4 ℓ |
2.3 ℓ |
2.7 ℓ |
Change |
+ 0.95 ℓ |
- 0.95 ℓ |
|
After |
1.35 ℓ |
1.35 ℓ |
|
Difference in the volume of water in Barrel X and Barrel Y
= 2.3 - 0.4
= 1.9 ℓ
Volume of water poured from Barrel Y to Barrel X
= 1.9 ÷ 2
= 0.95 ℓ
Answer(s): 0.95 ℓ