Respuesta :

We have the formula:
s = ½ (u + v) * t   and we are told
u = 18  v = 14  and t = 100  so, we put those into the formula:

s = ½ (18 + 14) * 100
s = ½ (32) * 100
s = ½ * 3,200
s = 1,600