Constant of Proportionality
Unit Rate
Shapes
Solving Proportions
Word Problems
100
What does k equal if y=2x?
k=2
100
If Mimi drives 50 miles in 2 hours, what is the unit rate?
25 miles per hour
100
Find x:
x=3
100
Solve for g:
g=9
100
Anna earns $12 in 3 hours. How much does she make in 5 hours?
$20
200
What is the constant of proportionality?
k=8
200
If James types 120 words per 3 minutes, what is his rate of typing?
40 words per minute
200
Find x:
x=5
200
Solve for m:
m=4
200
Ramon gets 10 points in 4 games. How many does he get in 6 games?
15 points
300
What is the constant of proportionality?
k=3
300
If 10 bags of Hot Cheetos cost $3.50, then how much does 1 cost?
$0.35
300
Find x:
x=12
300
Solve for v:
v=8
300
If Henry reads 8 pages in 6 minutes, then he reads 4 pages in how many minutes?
3 minutes
400
How do you know if a line graph is proportional?
The line is straight and goes through the origin.
400
Which is the better deal: $20 for 5 t-shirts, or $24 for 8 t-shirts?
$24 for 8 t-shirts ($3 per shirt)
400
Scale factor is 2:1. Find x and y:
x=3.5 ft y=1 ft
400
Solve for n:
n=7
400
Julia texts 100 words in 2.5 minutes, then she texts 45 words in how many minutes? Round to the nearest tenth.
1.1 minute
500
Find the missing values of the given proportional chart.
5 and 105
500
What is a unit rate?
a ratio where the bottom number is a 1
500
Scale Factor is 1:3. Find x and y:
x=2 ft y=27 ft
500
Solve for v:
v=6.05
500
Mr. Curt's students study 15 1/2 hours for 2 tests, and studies 101.25 hours for how many tests? Round to the nearest whole number.
13 tests