Question

a culture of bacteria doubles every 3 hours.if there are 500 bacteria at the beginning, how many bacteria will be there after 24 hours?

Answer 1

(500*2) is the number at hour 3.
(500*2)*2 is the number at hour 6.
((500*2)*2)*2 is the number at hour 9.
.
.
.
keep doing this until you reach hour 24.

Answer 2

thank you

Answer 3

by using geometric sequence