Tape Diagram Ratios

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 solve a problem involving ratios?

Back

To solve a ratio problem, identify the quantities involved, set up a proportion if necessary, and solve for the unknown quantity.

Front

If the ratio of boys to girls is 4:3 and there are 52 boys, how many girls are there?

Back

39 girls.

Front

Abby downloaded pop tunes and hip hop tunes in the ratio 4:3. If she has 36 hip hop tunes, how many more pop tunes does she have?

Back

12 more pop tunes.

Front

What does it mean if a ratio is expressed as 5:4?

Back

It means for every 5 units of the first quantity, there are 4 units of the second quantity.

Front

If Noelani has a win-loss ratio of 5:4 and has won 60 games, how many games has she lost?

Back

48 games lost.

Front

Taylor and Nancy shared a cash prize in the ratio 3:4. If Nancy received $48, how much did Taylor receive?

Back

$36.

Front

What is the width of a rectangle if its height is 36 cm and the ratio of height to width is 4:3?

Back

27 cm.

Front

How can you express a ratio as a fraction?

Back

A ratio can be expressed as a fraction by writing the first quantity as the numerator and the second quantity as the denominator.

Front

What is the relationship between equivalent ratios?

Back

Equivalent ratios are different ratios that represent the same relationship between quantities.