At first, Barrel N and Barrel P contained 0.6 ℓ and 1.5 ℓ of water respectively. Some water from Barrel P was poured into Barrel N with no water spilling over. In the end, there was as much water in Barrel N as in Barrel P. How much water was poured from Barrel P to Barrel N?
|
Barrel N |
Barrel P |
Difference |
Before |
0.6 ℓ |
1.5 ℓ |
2.1 ℓ |
Change |
+ 0.45 ℓ |
- 0.45 ℓ |
|
After |
1.05 ℓ |
1.05 ℓ |
|
Difference in the volume of water in Barrel N and Barrel P
= 1.5 - 0.6
= 0.9 ℓ
Volume of water poured from Barrel P to Barrel N
= 0.9 ÷ 2
= 0.45 ℓ
Answer(s): 0.45 ℓ