Math 8/3.2 Equations from tables and graphs
Presentation
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Easy
Mr Wood
Used 2+ times
FREE Resource
2 Slides • 8 Questions
1
Water Consumption
The graph shows the relationship between the number of hours a water pump runs and the total volume of water pumped in gallons.
A. What does the point C represent in this situation?
B. What is the unit rate of water pumped per hour?
C. Write an equation to represent the relationship between time (t) and water pumped (w).
D. How much water will the pump move after 8 hours?
E. How long does it take to pump 25 gallons?
STOP! Answer these questions in your notebook and then click to the next slide.
B
A
C
D
2
Dropdown
.
.
The point C means that in
3
Dropdown
.
.
The unit rate is
4
Dropdown
.
.
5
Multiple Choice
How much water will the pump move after 8 hours?
30 gallons
40 gallons
50 gallon
60 gallons
6
Multiple Choice
How long does it take to pump 25 gallons?
4 hours
5 hours
4.5 hours
6 hours
7
STOP! Answer these questions in your notebook and then click to the next slide.
Write an equation for each table.
y = mx
Remember to find the "m" divide y by the x!
8
Match
Match the following Table to Equations.
y = 1/3x
y = 1.5x
y = 1/2x
y = 2x
y = 1/3x
y = 1.5x
y = 1/2x
y = 2x
9
Poll
I can find equations from tables.
10
Poll
I can find equations from graphs.
Water Consumption
The graph shows the relationship between the number of hours a water pump runs and the total volume of water pumped in gallons.
A. What does the point C represent in this situation?
B. What is the unit rate of water pumped per hour?
C. Write an equation to represent the relationship between time (t) and water pumped (w).
D. How much water will the pump move after 8 hours?
E. How long does it take to pump 25 gallons?
STOP! Answer these questions in your notebook and then click to the next slide.
B
A
C
D
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