Question

A culture of bacteria doubles every hour, if there are 3 present bacteria initially, how many bacteria will there be after 5 hours

Answer 1

Answer:

96

Step-by-step explanation:

No.of Bacteria at the end of 1st hour = 3*2 = 6

No.of Bacteria at the end of 2nd hour = 6*2 = 12

No.of Bacteria at the end of 3rd hour = 12*2 = 24

No.of Bacteria at the end of 4th hour = 24*2 = 48

No.of Bacteria at the end of 5th hour = 48*2 = 96

Hope it Helps

Answer 2

Answer:

The number of bacteria in a certain culture doubles every hour. If there were 30 bacteria present in the culture originally, how many bacteria will be present at the end of 2nd hour 4th hour and nth hour? EASY · Share.