Please show work

ne University Store, Incorporated is the major bookseller for four nearby colleges. An income statement for the first quarter of the year is presented below: On average, a book sells for $40.00. Variable selling expenses are $3.00 per book; the remaining selling expenses are fixed. The variable administrative expenses are 5% of sales; the remainder of the administrative expenses are fixed. f 25,000 books are sold during the second quarter and this activity is within the relevant range, the company's expected contribution margin would be: A tile manufacturer has supplied the following data: If the company increases its unit sales volume by 3% without increasing its fixed expenses, then total net operating income should be closest to: (Round your intermediate calculations to 2 decimal places.) Data concerning Lemelin Corporation's single product appear below: The company is currently selling 7,000 units per month. Fixed expenses are $581,000 per month. The marketing manager would like to cut the selling price by $18 and increase the advertising budget by $37,000 per month. The marketing manager predicts that these two changes would increase monthly sales by 1,600 units. What should be the overall effect on the company's monthly net operating income of this change