The population, P, of six towns with time t in years are given by the following exponential equations:
(i) P = 1000(1.08)
(ii) P=600(1.12)
(iii) P - 2500(0.9)
(iv) P - 1200(1.185)
(v) P = 800(0.78)
(vi) 2000(0.99)'
Which town decreasing the fastest?
a. ii
C. iii
b. v
d. Vi