I think the answer might be false, because you’re not interacting, i.e, you’re not talking or etc, with that person. I might be wrong, but still it could be the answer in a logical way :/
Answer:
1.6% growth rate
43.75 years = doubling time.
Explanation:
40-24 = 1616/1000 = 0.016 x 100 = 1.6% growth rate
70/1.6 = 43.75 years = doubling time.