Scale Drawings
Unit Rate
Proportional or Not?
Solving Proportions
Word Problems
100

A scale drawing has a scale of 1 in. = 10 ft. How long is a line on the drawing that represents an actual length of 47.5 ft?

4.75 inches

100
If Mimi drives 50 miles in 2 hours, what is her rate (speed per hour)?
What is 25 miles per hour
100
2/3 and 4/6
Yes, proportional, 2 x 6 = 12, 3 x 4 = 12
100
Solve for x. x/6 = 6/9
What is 4
100
Anna earns $12 in 3 hours. How much does she make in 5 hours?
What is $20
200

On a map the distance between Atlanta, Georgia, and Nashville, Tennessee, is 12.5 in. The scale is 1 in. = 20 mi. What is the actual distance between these two cities?

250 miles

200
If James types 120 words per 3 minutes, what is his rate of typing?
What is 40 words per minute
200
Are 1/6 and 2/7 proportional?
Not Proportional, 1 x 7 = 7 and 2 x 6 = 12
200
Solve for x. x/2 = 9/6
What is 3
200
Ramon gets 10 points in 4 games. How many does he get in 6 games?
What is 15 points
300

A map is drawn with a scale of 1 inch = 15 miles. Nicole measured the distance to the next town as 3 inches. How many miles does she have to travel to get to the next town?

45 miles

300
If 10 bags of Hot Cheetos cost $3.50, then how much does 1 cost?
What is $0.35
300
Are 6/8 and 9/12 proportional?
Yes proportional, 6 x 12 = 72, and 9 x 8 = 72
300
Solve for x. x/6 = 8/12
What is 4
300
Henry reads 8 pages in 6 minutes, then he reads 4 pages in how many minutes?
What is 3 minutes
400

The shoreline of Great Bear Lake is approximately 2719 km (not counting islands). If a map is drawn with a scale of 3 cm:100 km, how long would the shoreline be on the map?

81.57 cm

400
Which is the better deal $20 for 5 t-shirts or $24 for 8 t-shirts
What is $24 for 8 t-shirts (rate of $3 per shirt)
400
Are 5/10 and 4/8 proportional?
Yes proportional, 5 x 8 = 40, 10 x 4 = 40
400
Solve for x. 6/10 = 18/x
What is 30
400
Julia texts 60 words in 4 minutes, then she texts 45 words in how many minutes?
What is 3 minutes
500

The ratio of the length to the width of a rectangle is 5:3. If the rectangle is 24 cm wide, how long is it?

40 cm

500
What is a unit rate?
a ratio where the bottom number is a 1
500
12/20 and 3/10
Not proportional, 12 x 10 = 120, 20 x 3 = 60
500
Solve for x. 3/8 = 15/x
What is 40.
500
Ms. Curtis students 25 hours for 2 tests, and studies 100 hours for how many tests?
What is 8 tests.
M
e
n
u