Greg used his credit card to buy exercise equipment. the cost was $826.38. if greg pays $50 a month for 20 months, the total interest will be $139.33. greg decided instead to pay only the minimum amount each month. that will take him 124 months and the total interest will be $1,038.08. how much would greg have saved if he had paid $50 a month instead of the minimum amount?

8. problems and applications q8there are four consumers willing to pay the following amounts for haircuts, and there are four haircutting businesses with the following costs: consumers' willingness to payyvette: $35cho: $15sean: $45bob: $25firms' costsfirm a: $40firm b: $20firm c: $10firm d: $30each firm has the capacity to produce only one haircut. for should be given. which businesses should cut hair? check all that apply. firm afirm bfirm cfirm dwhich consumers should have their hair cut? check all that apply. bobchoseanyvettethe maximum possible total surplus is