What does it mean when a recipe uses a ratio like

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• What does it mean when a recipe uses a ratio like
  2 eggs for every 3 cups of flour?

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In this lesson you will learn to visualize a
part-to-part ratio using pictures.
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Thinking that a ratio describes just one situation
Example 2 eggs for every 3 cups of flour
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Ratios show how 2 (or more) quantities are
related.
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For example 2 eggs for every 3 cups of flour
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The ratio of eggs to flour is
2 to 3
23
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In this lesson you have learned to visualize a
part-to-part ratio using pictures.
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At a school, the ratio of boys to girls is 4 to
3. Draw two different pictures of this ratio.
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A recipe for lemonade says that the ratio of cups
of lemon juice to cups of sugar to cups of water
is 125. Draw two different pictures of this
ratio.
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At School A, the ratio of boys to girls is 32.
Draw two pictures of this ratio. At School B,
the ratio of boys to girls is 23. Draw two
pictures of this ratio. Would you rather go to
School A or School B? Why?
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The pancake recipe says that you should make 4
pancakes for every 1 person. Draw two different
pictures of this ratio.
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To make yummy fruit punch, you should use 1 cup
of grape juice for every 4 cups of apple juice.
Draw two different pictures of this ratio.
When you set the table for a fancy dinner, you
should use 3 forks for every 2 spoons. Draw two
different pictures of this ratio.