Please Answer question a, b & c please , not in excel

Question 1

A company produces a single product called the Fidget. The following information relating to the next year has been provided:

$

Sales 1,200,000

Less Variable expenses 840,000

Contribution margin 360,000

Less Fixed expenses 300,000

Net operating income 60,000

The company plans to sell 15,000 next year

Required:

a. Calculate the contribution margin per unit and the contribution margin ratio

b. Compute the breakeven point in units and dollar value

c. Compute the number of units to be sold in order to earn a profit of $36,000