Matthew ran at an average speed of 352 meters per minute what was matthews average speed in kilometers per hour

1km = 1000m 1hr = 60 min
352m = .352km
.352km/min ×(60/60)
21.12km/60min or
21.12km/hr

Convert meters to kilometers

1 min = 352m
1 min = 352 ÷ 1000
1 min = 0.352km     


Find 60 mins :
      
1 min = 0.352 km
60 mins = 0.352 x 60
60 mins = 21.12km


Convert 60 mins to 1 hour :

60 mins = 21.12km
1 hour = 21.12km


The speed is 21.12 km/h.

The american colonies would have been ruled by a king.