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?

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Answer 1 · 2018-08-12T19:43:38

20

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

$20/35 = x/35$

$x = 20$