Drake and DJ decided to have a contest to see which one of them could earn $100 first. They mowed lawns and did chores, and at the end of the first day Drake had $3 and Cj had $9. At the end of the second day Drake had $6 and Ch had $18. At the end of the 3rd day, Drake had $12 and CJ had $27. By the end of the 4th day, Drake had $24 and Cj had $36. At this rate, who will win the contest. And how many days will it take?