help please for all parts in detail with all work

The followlng Income statement was drawn from the records of Fanning. a merchandislng rm: TWINE COMPANY IIIGWB Statement. EDI the Year Ended December 31 Sales revenue (1,000 units x 5165) $1,155,000 Cost of goods sold {7,000 units K $85] i595IOODi Gross margin 560,000 Sales commissions {5% of sales) {57,750} Administrative salaries expense [82,0003 Advertising expense {34 .000} Depreciation expense (45,000} Shipping and handling expenses (?,000 unit: I $3) {21,000} Net income 5 320.250 | Required a. Reconstruct the income statement using the contribution margin format. I). Calculate the magnitude of operating leverage. c. Use the measure of operating leverage to determine the amount of net income Fanning will earn if sales increase by 10 percent