Ratios and Equivalent Ratio Word Problems

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'.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different.

Front

If the ratio of boys to girls is 6:5 and there are 18 boys, how many girls are there?

Back

15 girls.

Front

What is the first step to solve a word problem involving ratios?

Back

Identify the quantities involved and their relationship as described in the problem.

Front

If a recipe requires 2 cups of milk for every 3 cups of flour, how many cups of flour are needed for 8 cups of milk?

Back

12 cups of flour.

Front

What is the formula to find an equivalent ratio?

Back

Multiply or divide both terms of the ratio by the same non-zero number.

Front

What does it mean to scale a ratio?

Back

Scaling a ratio means to multiply or divide both parts of the ratio by the same number to create an equivalent ratio.

Front

If Carl spends $5 on movies for every $15 on video games, how much does he spend on movies if he spends $60 on video games?

Back

$20 on movies.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first term is the numerator and the second term is the denominator.