Leon's Ties makes three different styles of ties for men. The long is 10% of sales with a contribution margin per unit of $1. The medium is 50% of sales with a contribution margin of $2.50 per unit, and the short is 40% of sales with a contribution margin of $2.25 per unit. If Leon has $5,000 in fixed expenses per month, what is their break-even point in units per product with this sales mix? (round to nearest whole unit) O There is not enough information to determine this. O short-1112,medium-889-long 222 O short-889; medium-1112;long-222 O short-741;medium-741;long-741