Hello, can someone please help me. I'm new to accounting and i'm having lots of trouble with these questions and i''m not sure how to solve them. i would really really appreciate your help.

2. Assume that fixed costs are incurred uniformly throughout the year . Compute the annual break-even sales , and the profit if $6, 500 units are sold during the year . ( Round " Break- even sales " answer to nearest whole number . ! @ Answer is not complete . Break- even sales $4. 894 3| units Annual profit ( $6, 5.00 units) 3. Calculate the change in profit if the selling price were reduced by $1.3.0 each and annual sales were to increase by $, 400 units . @ Answer is complete but not entirely correct . Decrease in* profit @$ 694, 252 83\\ 4 . Determine the change in profit if the company were to increase advertising by $ 1 17 ,000 and if this were* to increase sales by $, 400 units. @ Answer is complete but not entirely correct . Incremental profit Q|$ 422, 448 0Problem 8 - 8 Performing a Comprehensive CVP Analysis ( LO2 - CC 5 , 6 ) The Central Valley Company is a manufacturing firm that produces and sells a single product . The company's revenues and expenses for the last four months are given below .* Central Valley Company* Comparative Income Statement March April May JUNE Sales in units 6, 700 6, 200 $783,900 $725, 400 7,BOO Sales revenue $912, 600 9, 400 $ 1, 009, 800 Less : Cost of goods sold $ 16, 0.50 3.91, 716 $74, 5.52 560, 890 Gross margin $367, 8:50 $3.33, 684 $438, 048 5.38, 902 Less : Operating EXPENSES Shipping expense* $ 64.900 $ 52, 600 $ 68, 400 $2.500 Advertising expense 95, 500 95, 500 95, 500 95, 500 Salaries and commissions 165, 900 17.500 134, 500 17.500 165, 000 Insurance expense 17.500 170, 000 17. 500 Amortization EXPENSE 50, 500 50. 500 50. 500 50, 500 Total operating Expenses $3.94, 300 $350, 6:00 $401, 900 $ 391, 000 Net income $ 126, 450 )| $ 1 16, 916 ) $ 36, 148 $ 147, 902 Required :` 1 . Management is concerned about the losses experienced during the spring and would like to know more about the cast behaviour . Develop a cost equation for each of the costs . ( Do not round intermediate calculations . Round " Per Unit " answers to 2 decimal places .! Cost of goods sold per unit Shipping PET unit Salaries & commission* per unit