medium · GMAT Quant
The estimated population P of a bacteria colony after t hours is modeled by P = A · 3^t/2, where A is the initial population.
If the population is 27 times the initial population, what is the value of t?
- 3
- 9
- 4
- 12
- 6
Sign up free to see the explanation and track your rank →
More GMAT Quant practice
- Including both endpoints, how many distinct integer price points are in this range?
- Which of the following expressions must result in a positive value?
- Which property of arithmetic justifies that first step?
- Which of the following must also be an even integer?
- Which of the following inequalities correctly represents this range?
- Which of the following includes the number 0?
- How many unique meal combinations can a customer create?
- What is the probability that the lightbulb is functional?