Please answer all questions, and show any work. I appreciate your help

Whirly Corporations most recent income statement is shown below:

	Total		Per Unit
Sales (8,800 units)	$	281,600	$	32.00
Variable expenses		167,200		19.00
Contribution margin		114,400	$	13.00
Fixed expenses		54,900
Net operating income	$	59,500

Required:

Prepare a new contribution format income statement under each of the following conditions (consider each case independently):

1.	The sales volume increases by 80 units.

2.	The sales volume decreases by 80 units.

3.	The sales volume is 7,800 units.