Grade 8 | Unit 7 | Lesson 15: Adding and Subtracting with Scientific Notation | Practice Problems

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Write a scenario that describes what is happening in the graph. What is happening at 5 minutes?

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Write a scenario that describes what is happening in the graph. What does the slope of the line between 6 and 8 minutes mean?

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Apples cost $1 each. Oranges cost $2 each. You have $10 and want to buy 8 pieces of fruit. One graph shows combinations of apples and oranges that total to $10. The other graph shows combinations of apples and oranges that total to 8 pieces of fruit. Description:

Coordinate plane, x, number of apples, 0 to 10 by 2, y, number of oranges, 0 to 10 by 2. Yellow points at 0 comma 5, 1 comma 4 point 5, 2 comma 4, 3 comma 3 point 5, 4 comma 3, 5 comma 2 point 5, 7 comma 1 point 5, 8 comma 1, 9 comma point 5, 10 comma 0. Blue points at 0 comma 8, 1 comma 7, 2 comma 6, 3 comma 5, 4 comma 4, 5 comma 3, 7 comma 1, 8 comma 0. Green point at 6 comma 2.

Name one combination of 8 fruits shown on the graph that whose cost does not total to $10.

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Apples cost $1 each. Oranges cost $2 each. You have $10 and want to buy 8 pieces of fruit. One graph shows combinations of apples and oranges that total to $10. The other graph shows combinations of apples and oranges that total to 8 pieces of fruit. Description:

Coordinate plane, x, number of apples, 0 to 10 by 2, y, number of oranges, 0 to 10 by 2. Yellow points at 0 comma 5, 1 comma 4 point 5, 2 comma 4, 3 comma 3 point 5, 4 comma 3, 5 comma 2 point 5, 7 comma 1 point 5, 8 comma 1, 9 comma point 5, 10 comma 0. Blue points at 0 comma 8, 1 comma 7, 2 comma 6, 3 comma 5, 4 comma 4, 5 comma 3, 7 comma 1, 8 comma 0. Green point at 6 comma 2.

Name one combination of fruits shown on the graph whose cost totals to $10 that are not 8 fruits all together.

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Apples cost $1 each. Oranges cost $2 each. You have $10 and want to buy 8 pieces of fruit. One graph shows combinations of apples and oranges that total to $10. The other graph shows combinations of apples and oranges that total to 8 pieces of fruit. Description:

Coordinate plane, x, number of apples, 0 to 10 by 2, y, number of oranges, 0 to 10 by 2. Yellow points at 0 comma 5, 1 comma 4 point 5, 2 comma 4, 3 comma 3 point 5, 4 comma 3, 5 comma 2 point 5, 7 comma 1 point 5, 8 comma 1, 9 comma point 5, 10 comma 0. Blue points at 0 comma 8, 1 comma 7, 2 comma 6, 3 comma 5, 4 comma 4, 5 comma 3, 7 comma 1, 8 comma 0. Green point at 6 comma 2.

How many apples and oranges would you need to have 8 fruits that cost $10 at the same time?

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