1:a1=v1/t1=10/1=10m/s^2
2:s1=vt+0.5a1t^2=10*1+0.5*10*1=15M
3:a2=v2/t2=10/5=2m/s^2 S2=s1+0.5a2t^2=15+0.5*2*5^2=40m