Lesson 3: Practice Problems
Problem 1
Here is a graph of the proportional relationship between calories and grams of fish:
Write an equation that reflects this relationship using
to represent the amount of fish in grams and to represent the number of calories. Use your equation to complete the table:
grams of fish
number of calories
Problem 2
Students are selling raffle tickets for a school fundraiser. They collect $24 for every 10 raffle tickets they sell.
Suppose
is the amount of money the students collect for selling raffle tickets. Write an equation that reflects the relationship between and . Label and scale the axes and graph this situation with
on the vertical axis and on the horizontal axis. Make sure the scale is large enough to see how much they would raise if they sell 1000 tickets.
Problem 3 From Unit 2 Lesson 10
Describe how you can tell whether a line’s slope is greater than 1, equal to 1, or less than 1.
Problem 4 From Unit 2 Lesson 12
A line is represented by the equation