pls and thank you i rate

Mauro Products distributes a single product, a woven basket whose seling price is $16 per unit and whose variable expense is $12 per unit. The company's monthly fixed expense is $6,400 Required: 1 Calculate the company's break-even point in unit sales. 2. Calculate the company's break-even point in dollar sales. (Do not round intermediate calculations.) 3. If the company's fixed expenses increase by $600, what would become the new break-even point in unit sales? In dollar sales? (Do not round intermediate calculations.)