What is the speed? (inlcude #and units m/s or cm/s or km/h)
What is the formula for speed?
S=T/D
S= D/T
S= DxT
How far did Ian walk?
6km
12km
2 km
18 km
What is the speed?
How long was the journey?
3200 s
8 hr
5 hr
D