Respuesta :

By definition,
speed = dstance/time.

Note that
1 mile = 1.609 km


Therefore,
1 mile = 1.609 mk
11 minutes = 11/60 h = 0.1833 h

speed = (1.609 km)/(0.1833 h) = 8.78 km/h

Answer: 8.8 km/h (nearest tenth)