At first, Bottle X and Bottle Y contained 0.7 ℓ and 1.3 ℓ of water respectively. Some water from Bottle Y was poured into Bottle X with no water spilling over. In the end, there was as much water in Bottle X as in Bottle Y. How much water was poured from Bottle Y to Bottle X?
|
Bottle X |
Bottle Y |
Difference |
Before |
0.7 ℓ |
1.3 ℓ |
2 ℓ |
Change |
+ 0.3 ℓ |
- 0.3 ℓ |
|
After |
1 ℓ |
1 ℓ |
|
Difference in the volume of water in Bottle X and Bottle Y
= 1.3 - 0.7
= 0.6 ℓ
Volume of water poured from Bottle Y to Bottle X
= 0.6 ÷ 2
= 0.3 ℓ
Answer(s): 0.3 ℓ