Suppose you own a bicycle but haven't found the time to ride it much lately. these days, it is only worth $31 to you. one of your close friends, who recently got a job at the college bookstore two miles down the road, wants to take it off your hands. he offers you $70 for the bicycle, and you gladly accept. your friend is also happy because he thinks the bicycle is worth $101 . how much total value was created from this trade?

Actual usage for the year by the marketing department was 70,000 copies and by the operations department was 330,000 copies. if a dual-rate cost-allocation method is used, what amount of copying facility costs will be budgeted for the operations department?

You are thinking of making your mansion more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs, and insulating part or all of your exterior walls. each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs.† your mansion has 150 light fittings and 3000 sq ft of uninsulated exterior wall. to impress your friends, you would like to spend as much as possible, but save no more than $750 per year in energy costs (you are proud of your large utility bills). how many compact fluorescent light bulbs and how many square feet of insulation should you purchase? how much will you save in energy costs per year? (if an answer does not exist, enter dne.)

At a small store, a customer enters the front door on average every 8 minutes. a prior study indicated that the time between customers entering the front door during weekdays follows an exponential distribution. what is the probability that the time between customers entering the store on a weekday will be less than or equal to 7? select one: a. 62 b. 43 c. 1/8 d. 7/8 e. 58