Christina Company reports the contribution margin income statement for 2020 below. Using this information, compute Christina Company's 1) break-even point in units, 2) break-even point in sales dollars, 3) unit sales to achieve target pretax income, and 4) dollar sales to achieve target pretax income.

Units $ per unit Total Sales 1,700 $200 $340,000

Variable costs 1,700 130 221,000

Contribution margin 119,000

Fixed costs 84,000

Pretax income $35,000

I need the formulas to plug into excel

1) Compute the break-even point in units
2) Compute the break-even point in sales dollars
Target pretax income
Sales (units) to achieve targeted pretax income of $56,000
Sales (dollars) to achieve targeted pretax income of $56,000