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Ratios
Rates
Equivalent Fractions
Algebra and Cross Products
Scale
100
Write the ratio 7:14 in simplest form.
What is 1:2?
100
This vocabulary word means "a rate that has a denominator of 1 unit".
What is a unit rate?
100
This vocabulary word means "an equation that states that two ratios are equivalent".
What is a proportion?
100
Use algebra to solve for h. h/8 = 3/12
What is 2?
100
This vocabulary word tells how the drawing's dimensions and the actual dimensions are related.
What is scale?
200
Write the ratio 54/72 in simplest form.
What is 3/4?
200
We use this formula to find the average speed.
What is r = d/t
200
Solve for x using equivalent ratios. 5/6 = x/18
What is 15?
200
Use algebra to solve for m. 6/14 = m/21
What is 9?
200
Use a scale 1 cm: 25 mi. to find the actual distance in miles when the map measurement is 5.2 cm.
What is 130 miles?
300
Write the ratio of the first measurement to the second measurement in the same unit. 3 qts, 2 gals
What is 3:8?
300
Find the unit rate. $15 for 2 plants
What is $7.50 per plant?
300
Solve for y using equivalent ratios. 5/7 = 45/y
What is 63?
300
Solve the proportion: 8 is to 3 as w is to 12
What is 32?
300
The scale of a model is 1:72. If the model measures 17 cm find the actual object size in meters.
What is 12.24 m?
400
Compare the ratios: 9:15 ___ 8:20
What is greater than?
400
Find the average speed. 160 feet in 5 minutes 20 seconds
What is 1/2 ft/sec
400
Solve for x using equivalent ratios. 4/36 = x/9
What is 1?
400
Use the cross products property to find z. 6.8/z = 2/5
What is 17?
400
The scale drawing is 8 inches wide. When the mural is complete it will be 4 feet wide. Find the drawing's scale.
What is 1:6
500
Find the value for x that makes the first ratio equivalent to the second ratio. x to 72, 5 to 8
What is 45?
500
Find the better buy. Cereal: 17 ounces for $3.40 or 14 ounces for$3.08
What is 17 ounces for $3.40?
500
Solve for x using equivalent ratios. 30/x = 12/16
What is 40?
500
Use the cross products property to find d. 6/9.6 = 9/d
What is 14.4?
500
A model's scale is 1:0.2. Tell if the scale model is larger or smaller than the original object.
What is larger?