Ratios and Unit Rates 6th Summer

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you express a ratio in simplest form?

Back

To express a ratio in simplest form, divide both terms of the ratio by their greatest common factor.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something.

Front

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

Back

Divide the total cost by the quantity to find the cost per unit.

Front

If you spend $40 on 5 pounds of concrete, what is the unit rate?

Back

$8 per pound.

Front

What does it mean to express a ratio as a fraction?

Back

Expressing a ratio as a fraction means writing it in the form of 'part/whole' or 'a/b'.

Front

How do you simplify the ratio 12:30?

Back

Divide both numbers by their greatest common factor, which is 6, to get 2:5.

Front

What is the formula to calculate distance when speed and time are known?

Back

Distance = Speed × Time.

Front

If a sloth travels at 0.15 miles per hour for 3 hours, how far does it travel?

Back

0.45 miles.

Front

How do you convert ounces to cups in a ratio?

Back

Use the conversion factor: 1 cup = 8 ounces.