Petrini corporation makes one product and it provided the following information to prepare the master budget for the next four months of operations: the budgeted selling price per unit is $110. budgeted unit sales for january, february, march, and april are 7,500, 10,600, 12,000, and 11,700 units, respectively. all sales are on credit. regarding credit sales, 30% are collected in the month of the sale and 70% in the following month. the ending finished goods inventory equals 30% of the following month's sales. the ending raw materials inventory equals 10% of the following month’s raw materials production needs. each unit of finished goods requires 5 pounds of raw materials. the raw materials cost $4.00 per pound. regarding raw materials purchases, 40% are paid for in the month of purchase and 60% in the following month. the direct labor wage rate is $23.00 per hour. each unit of finished goods requires 2.6 direct labor-hours. manufacturing overhead is entirely variable and is $8.00 per direct labor-hour. the variable selling and administrative expense per unit sold is $1.70. the fixed selling and administrative expense per month is $70,000. the estimated net operating income (loss) for february is closest to: (round your intermediate calculations to 2 decimal places.)