In a recipe, the ratio of fluid ounces of water to fluid ounces of tomato paste is 3 : 4. You plan to make 35 fluid ounces of sauce. How many fluid ounces of tomato paste do you need?

1 Answer
Aug 12, 2018

20

Explanation:

The total number of parts of the sauce is 7 (# 3 +4#)

the ratio of tomato paste to the total ounces of sauce is

# 4/7#

Set up a ratio

# 4/7 = x/35#

If you multiply # 4/7 xx 5/5 = 20/35# so

# 20/35 = x/35#

# x = 20 #