plz solve the following mcqs with working

Insurance =30,000, Salaries =40,000, material =5% of sales, Depreciation =25,000. Maintenance =50% of sales, Sales Commission =25% of sales.. Question.. What is the company's Variable cost ratio? * 20% 70% 25% None The contribution margin per unit is the selling price per unit minus the fixed expenses per unit. * TRUE FALSE If a company requires a profit of $80,000 (instead of breaking even), Shall $80,000 should be subtracted from fixed expenses in order to compute the point at which the company will earn $80,000 * True False Sales price per unit is 10 Insurance =30,000, Salaries =40,000, material =5% of sales, Depreciation =25,000. Maintenance =50% of sales, Sales Commission =25% of sales.. Question... What is the break-even point in units? * 77,000 47,500 256,667 None Sales price per unit is 10 Insurance =30,000, Salaries =40,000, material =5% of sales, Depreciation =25,000. Maintenance =50% of sales, Sales Commission =25% of sales.... Question.. If the company wants to earn a profit of $50,000 instead of breaking even, what is the amount of sales or revenue dollars the company must achieve? * 966,667$305,000$373,333 None