Ratios and Rates

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 to 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 a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as speed (miles per hour) or price per item.

Front

If there are 6 black socks and 17 other socks, what is the ratio of black socks to all socks?

Back

6 to 23

Front

If there are 4 blue socks and 15 nonblue socks, what is the ratio of blue socks to nonblue socks?

Back

4 to 15

Front

In a dance recital, if the ratio of men to women is 3:8 and there are 32 women, how many men are there?

Back

12 men

Front

What is the unit price if 3 scarves cost $26.25?

Back

$8.75 per scarf

Front

What is the ratio of white socks to brown socks if there are 8 white socks and 5 brown socks?

Back

8 to 5

Front

How do you express a ratio in fraction form?

Back

A ratio can be expressed as a fraction by placing the first quantity over the second quantity.

Front

What does it mean if a ratio is 1:1?

Back

A 1:1 ratio means that the two quantities are equal.