Open Up - Grade 8 - Mathematics - Unit 3 - Lesson 3
By Formative Library
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Last updated almost 3 years ago
5 Questions
1
1.
Here is a graph of the proportional relationship between calories and grams of fish:
Write an equation that reflects this relationship using x to represent the amount of fish in grams and y to represent the number of calories.
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2.
Use your equation (From question 1) to complete the table:
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3.
Students are selling raffle tickets for a school fundraiser. They collect $24 for every 10 raffle tickets they sell.
Suppose M is the amount of money the students collect for selling R raffle tickets. Write an equation that reflects the relationship between M and R.(Short Answer)
Label and scale the axes and graph this situation with M on the vertical axis and R on the horizontal axis. Make sure the scale is large enough to see how much they would raise if they sell 1000 tickets.(Show your Work)
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4.
Describe how you can tell whether a line’s slope is greater than 1, equal to 1, or less than 1.
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5.
A line is represented by the equation \frac{y}{x-2}=\frac{3}{11}.
What are the coordinates of some points that lie on the line? Graph the line in the show your work section.
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