Question

plzz help me
to do this problem
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Answer 1

number of bacteria present in= 30

the culture

number of bacteria in the end =30×2×2

of 2nd hour. =120bacterias

number of bacteria in the end =30×2×2×2×2

of 4th hour =480bacterias

number of bacterias in the end =2×n

of n hours. =2n

hope this helps you.