please solve this ASAP

Osio Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units): Required: If the variable cost per unit increased by $1.30, spending on advertising increased by $1,800, and unit sales increased by 250 units. what would be the net operating income? (Do not round intermediate calculations.)