Question

Write the scale or unit ratio for the problem: There are 48 ounces of soda and 2 cups of ice cream in
a batch of punch. How many ounces of soda are needed if 5 cups of ice cream are used to make
punch?
0 48 ounces/2 cups
O 5 cups/2 cups
O 48 ounces/5 cups

Answer 1

Greetings from Brasil...

Let's apply rule of 3:

  cups             oz

     2     -------   48

     5     -------    X

2 · X = 48 · 5

2X = 48 · 5

X = (48 · 5)/2

48 is the volume of soda, so just multiply that volume by 2/5 to get the new amount of soda...

5cups / 2cups