Question 10
1 pts
lois smith wants to retire in california when she is 70
years of age. lois, who is now 50, believes she will need
$400,000 to retire comfortably. to date, she has set
aside no retirement money. if she get an interest rate of
8% compounded semiannually, she will have to invest
(blank) today.
$38,000
• $83,320
$38,320
o none of the above

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes