Ratio Language

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a:b'.

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How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (a:b), as a fraction (a/b), or with the word 'to' (a to b).

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What is an example of a ratio in real life?

Back

An example of a ratio in real life is the ratio of 4 meatballs to 1 cup of sauce.

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How do you find the ratio of a part to the whole?

Back

To find the ratio of a part to the whole, divide the quantity of the part by the total quantity and express it in simplest form.

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What is the ratio of red toy cars to all toy cars if there are 2 black, 3 red, and 5 white toy cars?

Back

The ratio of red toy cars to all toy cars is 3:10.

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How do you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they simplify to the same fraction or if their cross products are equal.

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Are the ratios 4:5 and 8:15 equivalent?

Back

No, 4:5 and 8:15 are not equivalent ratios.

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What is the ratio of pears to all fruit if there are 4 apples, 2 bananas, and 5 pears?

Back

The ratio of pears to all fruit is 5:11.

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What does it mean to simplify a ratio?

Back

Simplifying a ratio means reducing it to its simplest form by dividing both terms by their greatest common divisor.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.