Calculating Speed

Xavier runs during gym class. He runs 100 meters in 10 seconds. What is his speed in meters per second?

• 15 m/s

• 10 m/s

• 5 m/s

• 12 m/s

In a Fall Trip, the 6th grade students drove to Austin, which is 180 miles away. It takes them 3 hours to get there. What was the bus's speed in miles per hour?

• 60 mph

• 50 mph

• 30 mph

• 55 mph

Jay-Z is driving a remote control car down the hallway. The car goes 60 meters in 15 seconds. What is the car’s speed in meters per second?

• 3 ms

• 6 m/s

• 5 m/s

• 4 m/s

#1 Show all your work on your answer document. speed = distance/time

• 2 m/s

• 0.5 m/s

• 2 mi/hr

• 500 m/s

#2 Show all your work on your answer document.

• 400 m/min

• 0.0025 m/min

• 3600 mi/hr

• 40 m/s

#3 Show all your work on your answer document.

• 55 mi/hr

• 0.018 mi/hr

• 0.018 hr/mi

• 220 mi/hr

#4 Show all your work on your answer document.

• 4.5 m/s

• 0.22 m/s

• 175 m/s

• 11250 m/s

#5 Show all your work on your answer document.

• 4.25 ft/min

• 0.24 ft/min

• 68 ft/min

• 21 ft/min

What is the formula to calculate speed?

• S = t/d
• S = d/t
• S = d x t
• S = t x d

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds