The naturalist views an elephant in the distance, but he doesn’t know how far away the elephant is from him. He takes a view to find the a 22 degree angle of elevation. He moves backwards from the elephant pacing off a distance of 25 feet. How tall is the elephant?

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