Sydney Sussex Street (SSS) company sells two types of School uniform: Passion for boys and Loud for girls. The company's business books contain the following pieces of information for the year 2019: Sale Price per unit Variable Cost per unit Loud $37.90 $29.50 Passion $33.10 $25.90 SSS's total Fixed costs for 2019 are $57,700. Work out the following for SSS for 2019, showing all necessary calculations: a. Breakeven point for Loud and Passion (separate) in number of units, when SSS's ratio of sales mix is 3:1 for Loud and Passion, respectively (round off to the nearest unit). Hint: Denote number of Passion units sold as a letter (say, M); hence Loud units sold will be 3M. b. SSS's operating income, when its sales mix ratio the same as in 'a', and assuming the total number of units sold (Loud and Passion together) to be 9,600