Unit Rates
A canoe travels 2 miles in 1/4 of an hour. What fast are they traveling in miles per hour?
8 miles per hour
The ratio 2:1/5 has a ratio of 10.
True
What is 0.1 as a fraction?
1/10
An actual pool has a length of 20 feet. In a scale drawing the pool uses a scale factor of 1 cm to 5 feet. What is the length of the pool in the drawing?
4cm
A car travels 1/4 a mile in 1/3 hours. How long does the car take to travel one mile?
1 1/3 hours
The ratio of 5:1/5 has a unit rate of 1.
False! The unit rate is 25.
What is .25 as a fraction?
25/100 or 1/4
What is a ratio?
A comparison between two quantities.
A person walking in a parade travels 1/20 of a mile in 1/2 a minute. How long will it take them to complete one mile?
10 minutes
The ratio 3/4:3 has a unit rate of 1/4.
True!
What is 0.2 as a fraction?
What symbol is used for a ratio?
A colon :
Which rate is greater in gallons per minute?
a. 195 gallons in 15 minutes
b. 300 gallons in 20 minutes
c. 500 gallons in 40 minutes
B. 300 gallons in 20 minutes
15 gallons per minute
The ratio 3 1/2 to 1/2 has a unit rate of 7?
True!
What is 0.153 as a fraction?
153/1,000
What is a complex fraction?
A fraction that has one or more fractions in its numerator, denominator, or both.
A recipe calls for 1/3 cups of flour for every 1/6 cup of sugar. How much flour would be needed for 2 cups of sugar?
4 cups of flour
A ratio of 1 5/8 to 2 3/4 has a unit rate less than 1/2?
False! The unit rate is 13/22
What is 2/10 divided by 22/5 in simplest form?
1/22
The scale from a map of a park to a park is 35 miles to 5 cm. The distance from the park to the library is 2.2 cm on a map. Using the same scale what is the actual distance to the library?
15.4 miles