Lesson 3 Representing Proportional Relationships

Lesson 3 Representing Proportional Relationships

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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, in slope intercept form.

Use decimals, not fractions and do not put spaces between =,+,- symbols.

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Use the equation y=1.25x, where x is grams of fish and y is calories.

Find y is x=1000.

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Use the equation y=1.25x, where x is grams of fish and y is calories.

Find x is y is 2001. Round your answer to two decimal places.

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Use the equation y=1.25x, where x is grams of fish and y is calories.

Find y if x is 1.

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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, in slope intercept form. Use two decimal places as we are dealing with money.

Open Ended

Is the slope of your line positive or negative and why? What does the slope tell you about the money and raffle tickets?