Hw Score: 4.000,0.78 o 13 pis E7-30A (similar to) Question Hele Mary Carter sols homemade knit scarves for $25 opchat local craft shows. Her contribution marginal 00% Currently, the craft show entrance fees cost Mary 5900 per year. The craft shows are raising their entrance fees by 20% next year. How many extra scarves wie Mary have to sell next year just to pay for ning entrance to costa? Begin by identifying the general formula to compute the breakeven sales in units Breves unit