Question

What is the answer to this question

Answer 1

Answer:

A

Step-by-step explanation:

Given the exponential function

f(t) = 228$(0.975)^{t}$ ← where t is time in years

Substitute t = 20 into f(t), that is

f(20) = 228 × $(0.975)^{20}$ = 228 × 0.60268.... ≈ 137 → A