Yes, you should think about how much you are worth, and aim for that pay. However, in hourly positions, you don't really have the option to negotiate. They may ask what type of pay you are looking for, but usually what you say doesn't matter because they already have a determined pay rate.
According to the latest estimates, the cost for taking the HESI exam can range anywhere from $35 to $70. Costs vary according to the institution administering the test and you should contact your chosen location for details on this.
The broad estimate for a do-it-yourself alcohol and drug test cost is anywhere between $10 and $50. The actual cost will depend on the retail price of the particular equipment and its narcotic substance scope. Case in point: a marijuana urine test may cost around $10 from Walgreens. The urine test price for screening more than one illegal drug at home is relatively higher. A particular example is a $38 urine test sold at Drugstore.com. As for hand-held breathalyzers for screening alcohol content, the price range is anywhere around $35 to $100. Lab Urine & Saliva