If two goods are complements, then their A) indifference ...

[V@ndy87]

If two goods are complements, then their
 
  A) indifference curves are positively sloped straight lines.
  B) indifference curves are negatively sloped straight lines.
  C) indifference curves are L-shaped.
  D) marginal rate of substitution is infinity.

Question 2

The Roomba 570 is a robotic vacuum cleaner made and sold by iRobot. It can vacuum 4 rooms on a single battery charge and it costs 2 of electricity to charge the Roomba.
 
  Lynn is a house cleaner and can vacuum 4 rooms in 1 hour with a traditional vacuum. Suppose you want the 4 rooms in your house vacuumed once a week for one year. Ignoring the cost of any electricity Lynn uses, what is the maximum Lynn could charge per hour for you to choose her over the Roomba? A) 10.23 per hour
  B) 20.45 per hour
  C) 8.27 per hour
  D) 16.54 per hour

[JYan]

Answer to Question 1

C

Answer to Question 2

B

[V@ndy87]

Thanks for the timely response, appreciate it

[ecabral0]

Wow, this really help