n = 120 * 2^(t-9)
Where t represents the number of hours after 9:00 am.
To find the number of bacteria at 8:00 am, we can substitute t=8 into the equation:
n = 120 * 2^(8-9)
n = 120 * 2^(-1)
n = 120 * (1/2)
n = 60
Which answer would it be