At first, Bottle W and Bottle X contained 0.3 ℓ and 4.7 ℓ of water respectively. Some water from Bottle X was poured into Bottle W with no water spilling over. In the end, there was as much water in Bottle W as in Bottle X. How much water was poured from Bottle X to Bottle W?
|
Bottle W |
Bottle X |
Difference |
Before |
0.3 ℓ |
4.7 ℓ |
5 ℓ |
Change |
+ 2.2 ℓ |
- 2.2 ℓ |
|
After |
2.5 ℓ |
2.5 ℓ |
|
Difference in the volume of water in Bottle W and Bottle X
= 4.7 - 0.3
= 4.4 ℓ
Volume of water poured from Bottle X to Bottle W
= 4.4 ÷ 2
= 2.2 ℓ
Answer(s): 2.2 ℓ