Gauani Corporation produces and sells a single product. Data concerning that product appear below:

Selling price per unit $150.00

Variable expense per unit $42.00

Fixed expense per month $421,200

Required:

a. Assume the company's monthly target profit is $21,600. Determine the unit sales to attain that target profit. Show your work!

b. Assume the company's monthly target profit is $54,000. Determine the dollar sales to attain that target profit. Show your work!

Please provide process details.