Add Pricing to a product

Click price in the product menu

Then click the add new price link

Price break: the unit amount ie 1Price per unit or set: the amount to chargedisplay: what the customer sees it 1-59 or 250 if its a flat rateFlat rate: unchecked the system will multiply the quantity by the amount in the price per unit box, checked there is no calculation

Sample using flat rate:

Sample per unit