At first, Pot Q and Pot R contained 0.4 ℓ and 3.8 ℓ of water respectively. Some water from Pot R was poured into Pot Q with no water spilling over. In the end, there was as much water in Pot Q as in Pot R. How much water was poured from Pot R to Pot Q?
|
Pot Q |
Pot R |
Difference |
Before |
0.4 ℓ |
3.8 ℓ |
4.2 ℓ |
Change |
+ 1.7 ℓ |
- 1.7 ℓ |
|
After |
2.1 ℓ |
2.1 ℓ |
|
Difference in the volume of water in Pot Q and Pot R
= 3.8 - 0.4
= 3.4 ℓ
Volume of water poured from Pot R to Pot Q
= 3.4 ÷ 2
= 1.7 ℓ
Answer(s): 1.7 ℓ