Respuesta :


1 3/4 ×2 = 3 1/2 miles per hour
Neuron
If you would like to know what is your average speed, you can calculate this using the following steps:

1 3/4 miles = 7/4 miles ...half an hour
7/4 miles * 2 = 7/2 miles = 3 1/2 miles ... one hour

Result: Your average speed is 3 1/2 miles per hour.