Answer:
Step-by-step explanation:
<u><em>The complete question is</em></u>
James has to buy juice for his class party. there are several brands of juice at the store, and each container is a different size and price. write a formula that will help James find the price per milliliter for each brand.
x=price of juice
y=number of milliliters in carton
z=price per milliliter
we know that
The price per milliliter for each brand, is the same that the unit rate
so
To find out the unit rate , divide the price of juice by the number of milliliters in carton
so