Answer:
28.6% increased
Step-by-step explanation:
54.60-39=15.6
15.60x100=1560
1560/54.60=28.6%
(not exactly, but I roundie)
Formula of n!= n×(n-1)!
Is is geometric. The geometric ratio is -4
3 × -4 = -12
-12 × -4 = 48
48 × -4 = -192
6, 2, 5
Answer: 9