2. Suppose that sales are 27% higher as shown below: Enter this new data into your worksheet. Make sure you enter all of the new data - not just the sales. (a) What is the gross margin now? (b) What is the net operating income now? (c) What is the contribution margin now? (d) When sales increase by 27%, which of the following should also increase by 27% in a merchandising company? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) ? Variable cost Fixed cost ? Gross margin 7 contribution margin 1 Net operating income (e) When sales increase by 27%, which of the following should increase by more than 27% in a merchandising company? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) Variable cost funed cost Gross margin ? Contribution maroin Net operating income