.Question 5 0/1 pt 9 3 99 @ De A wooden artifact from an ancient tomb contains 45 percent of the carbon-14 that is present in living trees How long ago, to the nearest year, was the artifact made? (The half-life of carbon-14 is 5730 years.) years. Question Help: Video Message instructor Submit Question . Question 6 0/1 pt 9 3 99 0 Detail A bacteria culture initially contains 2500 bacteria and doubles every half hour. Find the size of the baterial population after 40 minutes. Find the size of the baterial population after 4 hours. Question Help: Video Message instructor Submit