Grade 6 | Unit 2 | Lesson 9: Constant Speed | Practice Problems

Han ran 10 meters in 2.7 seconds. Priya ran 10 meters in 2.4 seconds. Who ran faster? Explain how you know.

• Han

• Priya

At this rate, how long would it take each person to run 50 meters? Explain or show your reasoning.

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A scooter travels 30 feet in 2 seconds at a constant speed. What is the speed of the scooter in feet per second?

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Complete the double number line to show the distance the scooter travels after the indicated times and answer if the skateboard is going faster, slower, or the same speed as the scooter:

Time (seconds)	Distance (feet)
0	0
1
2	30
3
4
5

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A skateboard travels 55 feet in 4 seconds. Is the skateboard going faster, slower, or the same speed as the scooter?

• Faster

• Slower

• Same speed

A cargo ship traveled 150 nautical miles in 6 hours at a constant speed. How far did the cargo ship travel in one hour?

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A recipe for pasta dough says, "Use 150 grams of flour per large egg." How much flour is needed if 6 large eggs are used?

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How many eggs are needed if 450 grams of flour are used?

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The grocery store is having a sale on frozen vegetables. 4 bags are being sold for $11.96. At this rate, what is the cost of 1 bag?

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What is the cost of 9 bags at this rate?

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