Mirror Industries laminating division, BrightShine, incurred the following costs and expenses in the last period.

During the period, BrightShine produced 300 000 units of laminated board, which were sold for $2 each. Mirror’s investment in BrightShine was $500 000 and $700 000 at the beginning and ending of the year respectively. BrightShine’s weighted average cost of capital is 15 per cent. 

Required

(a) Determine BrightShine’s return on investment for the year.

(b) Calculate BrightShine’s residual income (loss) for the year.

(c) How many laminated boards did BrightShine have to sell during the year to break even?

(d) What was BrightShine’s contribution margin for the year?

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Variable Fixed Direct materials $200 000 Direct labour 150 000 $42 000 Factory overhead General, selling and administrative Totals 70 000 30 000 48 000 $450 000 $90 000