A store sells t-shirts. The average selling price is Rs.15 and the average variable cost is Rs.9. Fixed costs of operating the store (its operating expenses) are Rs. 100,000 per year. Find Break-even...

A store sells t-shirts. The average selling price is Rs.15 and the average variable cost is Rs.9. Fixed costs of operating the store (its operating expenses) are Rs. 100,000 per year. Find Break-even in units, P/V ratio and margin of safety. How many shirts must be sold to earn a targeted profit of Rs.20,000?