Grade 6 | Unit 3 | Lesson 8: More about Constant Speed | Practice Problems

A kangaroo hops 2 kilometers in 3 minutes. At this rate, how long does it take the kangaroo to travel 5 kilometers?

• 5 minutes

• 6 minutes

• 7.5 minutes

• 8 minutes

Tags

CCSS.6.RP.A.3B

A kangaroo hops 2 kilometers in 3 minutes. At this rate, how far does the kangaroo travel in 2 minutes?

• 1 kilometer

• 1.5 kilometers

• 2 kilometers

Tags

CCSS.6.RP.A.3B

Mai runs around a 400-meter track at a constant speed of 250 meters per minute. How many minutes does it take Mai to complete 4 laps of the track? Explain or show your reasoning.

Tags

CCSS.6.RP.A.3B

At 10:00 a.m., Han and Tyler both started running toward each other from opposite ends of a 10-mile path along a river. Han runs at a pace of 12 minutes per mile. Tyler runs at a pace of 15 minutes per mile. How far does Han run after a half hour? After an hour?

• 2 miles

• 2.5 miles

• 3 miles

• 4 miles

• 5 miles

Tags

CCSS.6.RP.A.3B

At 10:00 a.m., Han and Tyler both started running toward each other from opposite ends of a 10-mile path along a river. Do Han and Tyler meet on the path within 1 hour? Explain or show your reasoning.

Tags

CCSS.7.EE.B.3

Two skateboarders start a race at the same time. Skateboarder A travels at a steady rate of 15 feet per second. Skateboarder B travels at a steady rate of 22 feet per second. After 4 minutes, how much farther will Skateboarder B have traveled? Explain your reasoning.

Tags

CCSS.7.EE.B.3

• 8 tablespoons

• 16 tablespoons

• 24 tablespoons

• 32 tablespoons

Tags

CCSS.6.RP.A.3D

Two larger cubes are made out of unit cubes. Cube A is 2 by 2 by 2. Cube B is 4 by 4 by 4. The side length of Cube B is twice that of Cube A. Is the surface area of Cube B also twice that of Cube A? Explain or show your reasoning.

Tags

CCSS.6.G.A.4

Two larger cubes are made out of unit cubes. Cube A is 2 by 2 by 2. Cube B is 4 by 4 by 4. The side length of Cube B is twice that of Cube A. Is the volume of Cube B also twice that of Cube A? Explain or show your reasoning.

Tags

CCSS.6.G.A.2