Penny and her family went on vacation to florida and decided to recant a car to do some sightseeing. the cost of the renal car was a fixed price per day plus $0.29 per mile. when she returned the car, the bill was $209.80 for three days and they had driven 320 miles. what was the fixed price per day to rent the car?

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