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 $31,800. Required: 1. Calculate the unit sales needed to attain a target profit of $6.700. (Do not round intermediate colculations.) 2. Calculate the dollar sales needed to attain a target profit of $9.600. (Round your intermediote calculotions to the nearest whole number.)