PLEASE HELP PLEASE PLEASE!! <31. If two thirds of all type-Z organisms are red and seven-eighths of all type-Z organisms are green, what is the number of type-Z organisms that are red out of a sample population of 1,915? Round to nearest whole number. A.2873B.2383C.1277D.17272.If 82 out of 100 cockroaches are immune to a pesticide after repeated use in area, how many would be expected to be immune in a population of 2.2 million?A. 8,200,000B.1,804,000C.1,640,000D.1,750,000