Week 4: Pre-Algebra-Proportional Relationships & Unit Rate,
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Last updated about 2 years ago
10 questions
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Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
7.
Question 8
8.
Question 9
9.
Question 10
10.
What is the unit rate?
16
32
12
2
What is the constant of proportionality?
6
5
2
3
What is the constant of proportionality?
2
16
18
15
Do the numbers in this table represent a proportional relationship?
Yes
No
The local dam lets 75,200 gallons pass through it over the course of 8 hours on Wednesday. Then on Thursday, the dam lets 141,000 gallons pass through it over the course of 15 hours. Find the constant of proportionality (k) that tells us how many gallons pass through the dam per hour. Find the constant of proportionality.
8,310
7,000
10,200
9,400
Alex can run 24 miles in 3 hours. What is his average speed in miles per hour?
8
2
6
Fill in the table
y=2 and x = 5
y = (1/2) and x = 8
y = 1 and x = 5
y = 3 and x = 6
Does the graph below represent a proportional relationship?
Non-Proportional, because the line doesn't go through the origin.
Non-Proportional, because the line isn't straight.
Proportional, becuase the line is straight and goes through the origin.
Which graph shows a proportional relationship?
C
D
A
B
The graph below shows the amount of money Janet earned at her new job.