a small business woman has realised that one of her products, if the price per unit is ghc 20 she can sell 300 units a day. On the other hand, if thr price per unit is reduced to ghc13 ,she can sell 440 units a day .from the accounting records, her accountant has estimated the fixed cost of production as ghc 2000 with a variable cost per unit of ghc 10 .find an expression relating price and outpuy assuming it is linear . state the total cost function assuming it is linear . advice the business woman on the level of production at which she will break even. state the break even values