Open Up - Grade 6 - Mathematics - Unit 2 - Lesson 9

Han ran 10 meters in 2.7 seconds. Priya ran 10 meters in 2.4 seconds. Who ran faster?

• Han
• Priya

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Han ran 10 meters in 2.7 seconds. Priya ran 10 meters in 2.4 seconds. At this rate, how long would it take Han to run 50 meters?

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6.RP.3.b

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Han ran 10 meters in 2.7 seconds. Priya ran 10 meters in 2.4 seconds. At this rate, how long would it take Priya to run 50 meters?

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6.RP.3.b

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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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A scooter travels 30 feet in 2 seconds at a constant speed. A skateboard travels 55 feet in 4 seconds. Is the skateboard going faster, slower, or the same speed as the scooter?

• faster
• slower
• same

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6.RP.3.b

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

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6.RP.3.b

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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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6.RP.3.b

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A recipe for pasta dough says, “Use 150 grams of flour per large egg.” How many eggs are needed if 450 grams of flour are used?

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6.RP.3.b

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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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6.RP.3.b

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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 9 bags

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6.RP.3.b

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