Rates of Change

A car travels 200km in 5 hours. What is its average speed?

• 50km/h

• 40km/h

• 1000km

• 50km

Tags

CCSS.8.EE.B.5

An athlete runs 400m in 64 seconds. What is his average speed?

• 9m/s

• 6m

• 100m/s

• 6.25 m/s

Tags

CCSS.HSF-LE.A.1B

An aeroplane travels 2475 miles in 4 and a half hours. Work out the average speed of the Aeroplane.

• 550mph

• 619mph

• 495mph

• 500km/h

Tags

CCSS.8.EE.C.7B

A swimmer completes a 50m length in 40 seconds. What is her average speed?

• 150m/s

• 5m/s

• 200m/s

• 1.25m/s

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

An arrow flies 15m to a target at an average speed of 60m/s. Find the time taken for it to reach the target.

• 60s

• 4s

• 0.25s

• 2s

Tags

CCSS.HSA.CED.A.1

A jockey completes a 2.4 mile course at an average speed of 32mph. Calculate the length of time it takes him in hours as a decimal.

• 0.75h

• 0.0075h

• 0.075h

• 0.4h

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

A jockey completes a 2.4 mile course at an average speed of 32mph. Calculate the length of time it takes him in minutes and seconds

• 4 minutes and 15 seconds

• 10 minutes

• 5 minutes and 5 seconds

• 4 minutes and 30 seconds

Tags

CCSS.6.EE.B.7

An aeroplane descends at a constant rate of 200 feet per minute. How long does it take the aircraft to descend from an altitude of 18000 feet to an altitude of 10000 feet?

• 40 minutes

• half an hour

• 2 hours and 10 minutes

• 45 minutes

Joanne drives 90 miles to visit friends. She plans to travel at an average speed of 55mph and wants to arrive by 1pm. Calculate the latest time Joanne should leave.

• 10:50am

• 11:15am

• 11:20am

• 11:35am

Tags

CCSS.6.EE.B.8

The channel tunnel is 31.4 miles long. The speed limit for trains in the tunnel is 160km/h. Work out the time taken for a train travelling at the speed limit to complete a journey through the tunnel.

• 19 minutes

• 22 minutes

• 17 minutes

• 15 minutes