An airplane flies 1140 km in 1 hour 30 minutes. What is its average speed in kilometers per hour?

1 b.

Cindy roller skates 76 miles in 4 hours 45 minutes. What is her average speed in miles per hour?

2 a.

A train travels 160 miles in 2 hours. What is its average speed in miles per hour?

2 b.

Julia rides her bike 39 km in 3 hours 15 minutes. What is her average speed in kilometers per hour?

3 a.

Grace drives her car 133 km in 1 hour 45 minutes. What is her average speed in kilometers per hour?

3 b.

A train travels 70 miles in 1 3/4 hours. What is its average speed in miles per hour?

Page 2

Answer Key

1 a.

Its average speed is 760 kilometers per hour.

1 b.

Her average speed is 16 miles per hour.

2 a.

Its average speed is 80 miles per hour.

2 b.

Her average speed is 12 kilometers per hour.

3 a.

Her average speed is 76 kilometers per hour.

3 b.

Its average speed is 40 miles per hour.

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