Question

An experiment started with 100 bacteria. they double in number every hour. find the number of bacteria after 8 hours. question 25 options: 15,800 1600 25,600 900

Answer 1

$General\: formula:100 \times {2}^{x} \\ \Rightarrow After\: 8\: hours:100 \times {2}^{8} = 100 \times 256 = 25,600 \: bacteria$