The population of a small town is around 4500 in 2010. the population is decreasing at a rate of 1.5% per year. after what year would the population in the town drop below 4000.

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655