At first, Barrel E and Barrel F contained 0.4 ℓ and 2.7 ℓ of water respectively. Some water from Barrel F was poured into Barrel E with no water spilling over. In the end, there was as much water in Barrel E as in Barrel F. How much water was poured from Barrel F to Barrel E?
|
Barrel E |
Barrel F |
Difference |
Before |
0.4 ℓ |
2.7 ℓ |
3.1 ℓ |
Change |
+ 1.15 ℓ |
- 1.15 ℓ |
|
After |
1.55 ℓ |
1.55 ℓ |
|
Difference in the volume of water in Barrel E and Barrel F
= 2.7 - 0.4
= 2.3 ℓ
Volume of water poured from Barrel F to Barrel E
= 2.3 ÷ 2
= 1.15 ℓ
Answer(s): 1.15 ℓ