In the equation y = 14x, what is the constant of proportionality?
y
x
14
2. Multiple Choice
5 minutes
1 pt
Y varies directly with x, and y is 84 when x is 16. Which equation represents this situation?
y=1344x
y=100x
y=5.25x
y=4/21x
3. Multiple Choice
2 minutes
1 pt
Is the given table a direct variation? If so, what is the constant?
Yes; 1/3
Yes; 3
Yes; 5
No
4. Multiple Choice
30 seconds
1 pt
Name the constant of proportionality.
20
40
16
35
5. Multiple Choice
30 seconds
1 pt
Name the constant of proportionality.
8
16
6
3
6. Multiple Choice
1 minute
1 pt
Do the ratios form a proportion?
Yes, they form a proportion.
No, they do not form a proportion.
7. Multiple Choice
30 seconds
1 pt
Does the table represent a proportional relationship?
Yes.
No.
8. Multiple Choice
3 minutes
1 pt
A
B
C
D
9. Multiple Choice
2 minutes
1 pt
1
3
10. Multiple Choice
30 seconds
1 pt
Which picture shows 2/8?
green
blue
purple
pink
11. Multiple Choice
1 minute
1 pt
Solve the proportion.
k=5
k=3.3333333
k=60
k=90
12. Multiple Choice
30 seconds
1 pt
Every 30 seconds, you can text 35 words. How many words can you type in an hour?
2,300
4,200
540
1,800
13. Multiple Choice
1 minute
1 pt
The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?