Question

28. If bacteria doubles in 5 minutes, what
would be the number of bacteria at the
end of 25 minutes, if you start with 50
bacteria?
(B) 2500
(A) 250
(C) 800
(D) 1600​

Answer 1

(D) 1600

Explanation:

number of bacteria doubles= 5 times

bacteria before 25 minutes = 50

bacteria equal every 5 minutes = 50*2*2*2*2*2

= 1600 bacterias