Question

express the folowing speeds in km per hour 45 meter per second full formula plese​

Answer 1

Answer:

162km/hr

Step-by-step explanation:

45m/s

1000m = 1km, 1m=1/1000 km

3600s= 1 hr, 1s= 1/3600 hr

45m/s

(45 x 1/1000 km)/1 x 1/3600 hr

45 x 3600/1000 km/hr

162km/hr