Ok so in order to find the answer to this problem we are going to Multiply

and

.
Answer:
d/c = 8
Step-by-step explanation:
f(x) = 5.4321×2^×
f(4) = 5.4321×2^4 = d
f(1) = 5.4321×2^1 = c
d/c = (5.4321×2^4)/(5.4321×2^1) = 2^3 = 8
She is 4 years an d3 months old
39 and hour because 234/6 = 39