Time and Average Speed

What two measurements are needed to calculate average speed?

• Distance and Time

• Volume and Mass

• Mass and Time

• Speed and Distance

What is the formula for average speed?

• Average Speed = Total Time $\div$ Total Distance

• Average Speed = Total Time + Total Distance

• Average Speed = Total Distance $\div$ Total Time

• Average Speed = Total Distance $\times$ Total Time

Runner A ran 12 miles in 4 hours and Runner B ran 9 miles in 3 hours. Which runner had the greatest average speed?

• Runner A

• Runner B

• Both runners had the same average speed.

Select all of the units that could be used for distance.

• Meters

• Seconds

• Kilometers

• Miles.

1km/hr =----------m/s

• 15/18

• 5/8

• 6/18

• 16/18

if you travel 60km in 4hr what is average speed

• 15km/h

• 20km/h

• 10km/h

• 30km/h

Jane went to the library to study. She spent 2 hours there. If she got there at 3 pm, what time did she leave?

• 4 p.m.

• 5 p.m

• 5 a.m

• 6 p.m

A car travels 30 miles/hr for 3 hours, calculate the distance it will travel

• 90 miles

• 90 km

• 10 miles

• 600 miles

A man runs a marathon at 8 mph. The course is 32 miles. How long did it take him?

• 4 h

• 128 h

• 50 h

A dog walks for 2 hours at 5mph. How far did she walk?

• 10 miles

• 10 hours

• 2.5 miles