please help complete and share formulas!! i am confused and struggling with inputting the excel formulas...

Tempo Company's fixed budget (based on sales of 7,000 units) follows. 1. Compute total variable cost per unit. 2. Compute total fixed costs. 3. Prepare a flexible budget at activity levels of 6,000 units and 8,000 units. 3. Prepare a flexible budget at activity levels of 6,000 units and 8,000 units. \begin{tabular}{|l|l|} \hline 1 & Variable Amount \\ \hline Sales \\ Variable costs \\ Direct materials \\ \hline Direct labor \\ \hline Sales commissions \\ \hline Total variable costs \\ \hline Contribution margin \\ \hline Fixed costs \\ \hline Supervisor salary \\ \hline Administrative salaries \\ \hline Depreciation-Office equipment \\ \hline Insurance \\ \hline Office rent \\ \hline Total fixed costs \\ \hline Income \\ \hline \end{tabular} ollows