✔ Correct Answer: C. P=20(1.25)^t

The correct answer to the question “If the initial population of rats was 20 and grew to 25 after the second year, which of the following functions best models the population of rats P with respect to the number of years t if the population growth of rats is considered to be exponential?” is P=20(1.25)^t. This question belongs to Mathematics. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.