help with below questions

Last month, Laredo Company sold 510 units for $55 each. During the month, fixed costs were $5,478 and variable costs were $22 pe unit. Required: 1. Determine the unit contribution margin and contribution margin ratio. 2. Calculate the break-even point in units and sales dollars. 3. Compute Laredo's margin of safety in units and as a percentage of sales, Complete this question by entering your answers in the tabs below. Determine the unit contribution margin and contribution margin ratio. (Round your Contribution Margin Ratio to the nearest whole percentage.) Last month, Laredo Compary sold 510 units for $55 each. During the month, fixed costs were $5,478 and variable costs were $22 per unit Required: 1. Determine the unit contribution margin and contribution margin ratio. 2. Calculate the break-even point in units and sales dollars. 3. Compute Laredo's margin of safety in units and as a percentage of sales. Comptete this question by entering your answers in the tabs below. Calculate the break-even point in units and sales dollars. (Round your answers to the nearest whole number.) Required: 1. Determine the unit contribution margin and contribution margin ratio. 2. Calculate the break-even point in units and sales dollars. 3. Compute Laredo's margin of safety in units and as a percentage of sales. Complete this question by entering your answers in the tabs below. Compute Laredo's margin of safety in units and as a percentage of sales. (Round your intermediate calculations to the nearest whole number. Round your Percentage of Sales answen to 4 decimal places (1.e. 0.123456 should be entered as 12.3456%))