Davis Inc. produces the golf rangefinder. The following cost information pertains to this new devise:

Package and golf rangefinder (direct material and labor)	$30/Unit
Software (program installed)	$20/Unit
Advertising and promotion	$300,000
Davis Inc.s overhead	$250,000
Selling price to distributors	$150

Calculate the following:

1. Unit contribution (= gross margin per unit, $/Unit)
2. Break-even volume in units and dollars
3. Net profit if 10,000 units are sold
4. Necessary unit volume to achieve a $200,000 profit