53. The following is a calculation independent from the above; PLEASE DISREGAURD ANSWERS FROM 151 OR #52. Assuming fixed costs of $30,000 and variable per unit cost of $2, estimate Ajax's total cost at 10,000 units of activity. A. 10,000 B. 30,000 C. 40,000 D. 50,000 E. None of the above 54. XYZ, INC currently sells 10,000 units a month for $50 each, has variable costs of $10 per unit, and fixed costs of $100,000.XYZ, INC is considering increasing the price of its units to $135 per unit. If the price is changed, how many units will XYZ, INC need to sell for profit to remain the same as before the price change? A. 2,963 B. 3,200 C. 2,400 D. 2,222 5. None of the above