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Unit Rates

Ratios/Proportions
Vocabulary
Miscellaneous
100
Find the unit rate: 360 miles in 4 hours
What is 90 miles per hour
100
Write the ratio in simplest form: 12 brown eyes : 4 blue eyes
What is 3 brown eyes: 1 blue eyes
100
True or False: An independent variable is a type of measurement that has the ability to change. (test scores)
What is FALSE. An independent variable stands alone and does not change based on the other variables. (such as Time or Age)
100
Solve for x: 2.5x+12=24
What is x = 4.8
200
Find the unit rate: $6.25 for 25 cans
What is 25 cents ($0.25)
200
Solve the proportion: If a 10 pound turkey takes 4 hours to cook, how long will it take a 14 pound turkey to cook?
What is 5.6 hours
200
Definition: a comparison of 2 numbers using division
What is a ratio
200
Solve: -15 + 3 =
What is -12
300
What is the better buy: $38.15 for 12 gallons of gas or $62.11 for 21 gallons of gas?
What is $62.11 for 21 gallons of gas. Unit rate = $2.96
300
Solve the following proportion: 1.6/x = 14/21
What is 2.4
300
Definition: a rate with a denominator of one
What is a unit rate
300
The temperature in a city increased from -18°F at dawn to 4°F in the afternoon. What was the change in temperature in degrees Fahrenheit?
What is -12°F.
400
Find the unit rate: 28 meters in 4 seconds
What is .14 meters per second
400
Write and solve the proportion: You can buy 4 candy bars for $4.99. How much will it cost to buy 6 candy bars?
What is $4.81
400
Definition: a ratio that compares 2 different units or measurements.
What is a rate
400
Which fraction is greater 3/4 or 17/20?
What is 17/20 = .80 (3/4 = .75)
500
Find the unit rate: $4.90 for 10 songs
What is $0.49 per song
500
Can these ratio's form a proportion? 6/8, 18/32
What is Yes, 3/4
500
Definition: 2 ratio's that are equal
What is a proportion
500
Solve: 2 1/3 divided by 2.
What is 1 1/6