Derby Phones is considering the introduction of a new model of headphones with the following price and cost characteristics:

Derby Phones is considering the introduction of a new model of headphones with the following price and cost characteristics: Sales price Variable costs Fixed costs 205 per unit 70 per unit 331500 per month Required: a. What number must Derby sell per month to break even? reak-ever sales in urits b. What number must Derby sell to make an aperating profit of $175,500 far the month? r ot units s