4. Mike and Martha are accountants. Each works out of a 500 square foot office. Mike owns his office. Martha rents hers from a landlord for $1000 per month (the market price for 500 sq. ft. offices). In every other respect, Mike and Martha are the same. Whose profits are lower?

a. Mike’s

b. Martha’s

c. Their accounting profits are the same.

d. Their economic profits are the same.

e. None of the above.

Naomi’s parents want to have 50,000, saved for her college education, if they invest 20000 today and earn 7% interest compound annually, about how long will it take them to save 50 thousand

Of f(x) is byof f(x)=-3|x| x-.f(x)? a )f(x)=3|x| b) f(x)=|x+3| c) f(x)= -3|x| d) f(x)= -|x+3|

The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say “new car” ten (10) of the chips say “new tv” three (3) of the chips say “trip to france” contestant named “patty” reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?