Question 1
The number of gallons of water in a swimming pool t minutes after the pool has started to drain is

How fast is the water running out at the end of 12 minutes?
◦ 1600 gal/min
◦ 800 gal/min
◦ 400 gal/min
◦ 3200 gal/min
Question 2
The size of a population of mice after t months is P = 100(1 + 0.2t + 0.02t
2). Find the growth rate at

months.
◦ 108 mice/month
◦ 208 mice/month
◦ 54 mice/month
◦ 216 mice/month