Which line shows a proportional relationship between x and y?
Line L
Line M
3. Multiple Choice
30 seconds
1 pt
What is the unit rate in this proportional relationship?
60 miles/1 hour
120 miles/ 2 hours
1 mile/ 1 hour
4. Multiple Choice
30 seconds
1 pt
Which statement best describes the relationship between x and y in the table?
Proportional
Not Proportional
5. Multiple Choice
30 seconds
12 pts
Which graph is non-proportional?
A
B
C
D
6. Multiple Choice
30 seconds
1 pt
The cost of 4 pounds of grapes is $24.36. What is the constant of proportionality that relates cost in dollars, y, to the number of pounds of grapes, x?
6.09
20.36
8.12
28.36
7. Multiple Choice
30 seconds
1 pt
What makes a graph proportional?
Straight Line
The line goes through (0,0)
Curvy line
Straight line and passes through (0,0)
8. Multiple Choice
30 seconds
12 pts
Is the graph proportional or non proportional?
proportional
non proportional
9. Multiple Choice
30 seconds
1 pt
Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?
$12
$1.50
$3
$1
10. Multiple Choice
30 seconds
1 pt
What is the constant of proportionality?
15
5
75
25
11. Multiple Choice
30 seconds
1 pt
What is the constant of proportionality (in miles per hour) based on the table?
45
90
135
2
12. Multiple Choice
30 seconds
1 pt
Which equation matches the graph?
y = 8x
y = 1x
y = 3x
y = 16x
13. Multiple Choice
30 seconds
1 pt
What is the unit rate in this proportional relationship?
60 miles/1 hour
120 miles/ 2 hours
1 mile/ 1 hour
14. Multiple Choice
30 seconds
1 pt
What is the constant of proportionality?
$3
$4
$2
$9
15. Multiple Choice
30 seconds
1 pt
Why does this graph show a non-proportional relationship?
Because it is proportional
It goes through the origin
It does not go through the origin
It is a straight line
16. Multiple Choice
30 seconds
1 pt
A machine packs boxes at a constant rate of 2/3 a box every 1/2 a minute. What is the number of boxes it packs per minute?
1/3
3/4
7/6
4/3
17. Multiple Choice
30 seconds
1 pt
A store sees 120 customers in 8 hours. What is the constant of proportionality?
16 customers per hour
15 customers per hour
12 customers per hour
20 customers per hour
18. Multiple Choice
30 seconds
1 pt
The constant of proportionality can be found by finding the __________ _____________.
unit rate
ratio rate
proportion answer
rational number
19. Multiple Choice
30 seconds
1 pt
A proportional relationship can be written as an equation in the form ____ = _____ _____
y = k+x
y = k-x
y = kx
y = k/x
20. Multiple Choice
30 seconds
1 pt
On Saturday, Dr. Morrison drove 340 miles in 5 hours. On Sunday, he drove 198 in 3 hours. Based on this information, which statement is true?
His rate on Saturday was 2 miles per hour slower than his rate on Sunday.
His rate on Sunday was 2 miles per hour slower than his rate on Saturday.
His rate on Saturday was the same as his rate on Sunday.
His rate on Sunday was 2 miles per hour faster than his rate on Saturday.