25 Points DETAILS SCALCET8 3 8 501 XP A common inhabitant of human intestines is the bacterium Escherichia coli A cell of this bacterium in a nutrient broth medium divides into two cells every 20 minutes The initial population of a is 58 cells a Find the relative growth rate Assume t is measured in hours k b Find an expression for the number of cells after t hours P t c Find the number of cells after 8 hours cells d Find the rate of growth after 8 hours Round your answer to three decimal places billion cells per hour e When will the population reach 20 000 cells Round your answer to two decimal places MY NOTES PRACTICE ANC