Michael Hills Jewellery Pty Ltd has the following information available from last year for one of its silver jewellery products:

Sales revenue

$30 000

Variable costs

4 950

Fixed costs

4 000

Net income

$21 050

If the silver jewellery had a sales price of $30 per unit, what is the contribution margin per unit?

Select one:

$21.05

$34.95

Cannot be determined

$25.05