Question

QF Q5.) Estimate the age of the paintings.

Answer 1

A=A₀$e^{0.000121t}$
A/A₀=24%=0.24
0.24=$e^{0.000121t}$
0.000121t=ln(0.24)
t=ln(0.24)/0.000121
=-11794.35
so painting is 11794 years old