D Question 10 1 pts You have just woken up and are trying to decide whether to attend an upcoming lecture. The following are the costs and benefits you are considering. Tuition is $7,000 per semester; Books are $500 per semester, Driving to class is $10: Wages earned if you went to work instead are $35: How much you value an extra hour of sleep = $25; The cost of tuition and books be included in your calculations because they are an example of costs. O should; opportunity O should; marginal should; sunk O should not: marginal should not: sunk D Question 11 1 pts Another way to describe marginal costs is to think of them as: the value of the next best alternative sunk costs O costs that require a monetary payment extra costs D Question 12 1 pts Kip is trying to decide whether to take a one-day martial arts class at Rex Kwan Do. The fee for the class is $500. Kip will also have to pay his brother Napoleon $250 for that day in return for giving him a ride into town. Instead of taking the class Kip could spend all day on the computer chatting with his girl, LaFawnduh. This gives him a value of $400. On the other hand, he could spend all day working with his Uncle Rico and making sweet moolah. Uncle Rico has promised to pay him $450 on that day if he works with him. What is Kip's marginal cost of joining Rex Kwan Do? $400 $250 $1600 $1200 $500 450 O $750