Zoe's class is having a holiday party, and she is in charge of bringing juice. She decides to bring powdered juice mix and add water to it at school.

There is a proportional relationship between the volume of water Zoe uses to make the juice (in liters), x, and the number of scoops of juice mix she uses, y.

10
9
8
7
6
5
4
3
2
1
1
2
3
4
5 6
7
8
Liters
What is the constant of proportionality? Write
* IXL Practice in the app
9

The constant of proportionality is 9.