At first, Barrel C and Barrel D contained 0.3 ℓ and 2.7 ℓ of water respectively. Some water from Barrel D was poured into Barrel C with no water spilling over. In the end, there was as much water in Barrel C as in Barrel D. How much water was poured from Barrel D to Barrel C?
|
Barrel C |
Barrel D |
Difference |
Before |
0.3 ℓ |
2.7 ℓ |
3 ℓ |
Change |
+ 1.2 ℓ |
- 1.2 ℓ |
|
After |
1.5 ℓ |
1.5 ℓ |
|
Difference in the volume of water in Barrel C and Barrel D
= 2.7 - 0.3
= 2.4 ℓ
Volume of water poured from Barrel D to Barrel C
= 2.4 ÷ 2
= 1.2 ℓ
Answer(s): 1.2 ℓ