OpenUp 6th Math 2.9 Review

Which of the following is a measurement of speed?

• meters

• meters per second

• meters per mile

• seconds

True or False: A person walking 3 meters per second is going slower than a person walking 2 meter per second

• true

• false

Han ran 10 meters in 2.7 seconds. Priya ran 10 meters in 2.4 seconds.

Who ran faster?

• Priya ran faster, because she ran the same distance (10 meters) in less time than Han.

• Han ran faster, because he ran the same distance (10 meters) in less time than Priya.

• Priya ran faster, because she ran the same distance (10 meters) in more time than Han.

• Han ran faster, because he ran the same distance (10 meters) in more time than Priya.

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?

• 13.5 seconds

• 12 seconds

• 2.7 seconds

• 2.4 seconds

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?

• 13.5 seconds

• 12 seconds

• 2.7 seconds

• 2.4 seconds

A scooter travels 30 feet in 2 seconds at a constant speed.

What is the speed of the scooter in feet per second?

• 15

• 30

• 60

• 7

A scooter travels 30 feet in 2 seconds at a constant speed.

Complete the double number line to show the distance the scooter travels after 1, 3, 4, and 5 seconds.

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 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? Draw a double number line if you need.

• 25 nautical miles

• 2 nautical miles

• 50 nautical miles

• 10 nautical miles