Ratios, Rates and Unit Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

What is a Rate?

Back

A rate is a ratio that compares two different units.

Front

What is a Unit Rate?

Back

A unit rate is a rate with a denominator of one.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor.

Front

If there are 4 triangles and 12 squares, what is the ratio of triangles to squares?

Back

1 : 3

Front

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

Back

102 words per minute

Front

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Back

$8 per pound

Front

If Charles can type 675 words in 9 minutes, how many words can he type per minute?

Back

75 words per minute

Front

What is the ratio of squares to circles if there are 12 squares and 6 circles?

Back

2 : 1

Front

How do you find a unit rate from a total cost and quantity?

Back

Divide the total cost by the quantity.