Need help with the following below.

Please complete Quick Study as follows: The following information is available for a company's maintenance cost over the 1) 4 last seven months. Using the high-low method, estimate both the fixed and variable components of its maintenance cost. 5 Maintenance Hours Maintenance Cost Month 7 8 $ 5,450 June 18 6,900 5,100 July 36 10 August 24 11 September 30 6,000 12 October 6,900 42 13 14 15 November 48 8,100 12 December 3,600 1) If a product sells for $200 per unit and its variable costs per unit are $130. The fixed costs are $420,000. If the company wants to earn $35,000 income before tax, how many units must be sold? Please show your calculation: 2) Braxton Corporation earned an after-tax net income of $150,000 last year. Fixed costs were $600,000. The selling price per unit of its product was $150, of which $50 was the contribution margin. The income tax rate was 40 %. a) How many units of product were sold last year? b) What was the break-even point in units last year