STAAR Unit Rates 8.4B part 1

Leanor pays a total of $16.50 for every 6 shirts she has dry-cleaned. Which graph models a relationship with the same unit rate?

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CCSS.8.EE.B.5

An aquarium is being filled with water. The graph shows the height of the water over time as the aquarium is being filled. Which statement best describes the rate of change for this situation?

• The height of the water increases 20 inches per second.

• The height of the water increases 1 inches per second.

• The height of the water increases 5 inches per second.

• The height of the water increases 2.5 inches per second.

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

During migration, a butterfly can travel 30 miles in 1 hour. Which graph best represents y, the number of miles a butterfly can travel in x hours?

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Tags

CCSS.8.EE.B.5

Frank and his family drove 6 hours every day during a road trip. Which graph best represents y, the total number of hours driven in x days?

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Tags

CCSS.8.EE.B.5

Judy can decorate 3 cakes in 5 hours. Which graph best represents this relationship?

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Tags

CCSS.8.EE.B.5

On a field trip, there are 3 adults for every 45 students. Which graph best represents this relationship?

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Tags

CCSS.7.RP.A.2D

A tree in Dante's neighborhood grew 18 inches in the first 2 years after it was planted. If the tree continues to grow at the same rate, which graph best represents the growth rate of the tree in inches per year?

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Tags

CCSS.8.EE.B.5

Oscar buys his lunch in the school cafeteria. The cost of 15 school lunches is $33.75. Which graph has a slope that best represents the average cost of the lunches in dollars per lunch?

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Tags

CCSS.8.EE.B.5

A bottle contains 30 fluid ounces of orange juice and 18 fluid ounces of pineapple juice. Which graph has a slope that best represents the ratio of orange juice to pineapple juice in this bottle?

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Tags

CCSS.8.EE.B.5

On a map scale, 2 inches represents 60 miles. Which graph best shows the relationship between x, the number of inches on the map, and y, the actual distance in miles?

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Tags

CCSS.7.RP.A.2D