Engage NY Grade 6 Module 1 Review (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 simplify a ratio?

Back

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

Front

What does a ratio of 4:5 mean?

Back

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

Front

If there are 20 boys and 25 girls, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 20:25, which simplifies to 4:5.

Front

What is the ratio of blue shirts to pink shirts if there are 8 blue shirts and 10 pink shirts?

Back

The ratio is 8:10, which simplifies to 4:5.

Front

If the ratio of radio ads to song minutes is 3:8, how many minutes of ads are there for 40 minutes of songs?

Back

For 40 minutes of songs, there would be 15 minutes of radio ads.

Front

What is the relationship between ratios and fractions?

Back

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

Front

How do you find equivalent ratios?

Back

To find equivalent ratios, multiply or divide both terms of the ratio by the same non-zero number.

Front

What is a tape diagram?

Back

A tape diagram is a visual representation of ratios and fractions using rectangles to show the parts of a whole.

Front

If the ratio of t-shirts is 7:1, how many t-shirts are there if there are 14 total?

Back

There are 12 t-shirts of the first type and 2 of the second type.