A vehicle accessory shop is considering buying a new style of wheels for $187.00 and selling them at $214.00 for each wheel. Fixed costs related to this new style of wheel amount to $405.00. It is estimated that 21 wheels per month could be sold. (a) How many wheels must they sell to break even? (b) How much profit will the accessory shop make each month? (a) The shop must sell |:| wheels to break even. (Round up to the nearest unit.) (b) The shop will make $ of prot each month. (Type an integer or a decimal.)