Lin Corporation has a single product whose selling price is $140 per unit and whose variable expense is $70 per unit. The company's monthly fixed expense is $31,900. Required: 1. Calculate the unit sales needed to attain a target profit of $6,250. (Do not round intermediate calculations.) 2. Calculate the dollar sales needed to attain a target profit of $9,400. (Round your intermediate calculations to the nearest whole number.) 1 . Units sales to attain target profit 2. Dollar sales to attain target profit int