What is the markup on cost of a product you buy at $15.00 and sell it at $45.00?

What the markup on selling price if you buy a product at $15.00 and sell it at $45.00 per item?

What is the difference between markup on selling price versus mark up on costs?

Break Even Point of; fixed costs for year of $30,000, product is $26.00 per unit, unit variable costs per per product to make it: 1 hour x $15.00/hour and wool cost is $2.00. Calculate the BEP.