help please

Oliver Co. sells themed beauty product gift boxes for $20 per box. The box and items in it cost Oliver Co. $8.25 per box. The fixed expenses for the year are $137,000. Oliver Co. is expecting to sell approximately 42,000 units per year. What is the contribution margin ratio (\%), round percer to two decimals? Hint: Convert decimal to percent! So, .4567 is 45.67% Oliver Co. sells themed beauty product gift boxes for $21 per box. The box and items in it cost Oliver Co. $14.66 per box. The fixed expenses for the year are $21,000. Oliver Co. is expecting to sell approximately 17,000 units per year. What is the breakeven in boxes, rounded to the nearest whole number? Oliver Co. sells themed beauty product gift boxes for $27 per box. The box and items in it cost Oliver Co. $8.38 per box. The fixed expenses for the year are $27,000. Oliver Co. is expecting to sell approximately 33,000 units per year. What is the revenue needed to reach a target profit of $150,000, rounded to the nearest whole number? Jack Co.'s contribution margin ratio is 37% and its fixed monthly expenses are $38,000. Assuming that the fixed monthly expenses do not change (we are in the relevant range), what is the estimate of net operating income (or loss) in a month when sales are $429,000 ? Express a loss as a negative amount. Using the data below, solve for sales revenue per unit, rounded to the nearest whole number