Question 628664
d = v*t

V1 = 32 mph

V2 = 32+4 = 36 mph

t1 = t

t2 = t - 1/2

distance is from one town to the other, so d1 and d2 are the same, set them equal

v1*t1 = v2*t2

32t = 36(t-1/2)

32t = 36t - 18

4t = 18 

t = 4.5 hrs

d = v1*t1 = v2*t2 = 32(4.5) = 36(4) = 144 miles