Hello I needed help with this problem. Please show work for each question

Use data from the following contribution margin statement

Sales Volume 100 units

Revenues $5,000

Variable costs $2000

Contribution $3000

Margin

Fixed costs $2,400

Profit before taxes $600

Q1 Write down the Cost volume profit relation version 1 profit as a function of sales volume) Predict profit

Function as sales volume) Predict profit at sales of 110 units

Q2 What is the breakeven volume

Q3 at current sales of 100 units. How much is the margin of safety

Q4 At current sales of 100 units, how much is the operating leverage

This information is related to margin of safety and operations leverage