Make sure you read and know why the answer is correct and you will be fine. As other people have stated, you will not see the exact JB Learning questions on the test. The JB site does an excellent job of showing you where your weakness is.
You should be getting the license soon. The hold up is usually CBI. Did you mail your fingerprints in before you mailed your state application in? Fingerprints take about 8 weeks.
I know Denver Health has a class starting on Feb. 23rd. It isn't close to you, but it's only for 3 weeks, and 2 nights a week.
You have to have your CO state license to register.
I was thinking more about the puddle of water the patient might be in. Sorry, my earlier response wasn't very clear. I'm interested in what might happen, if you use the AED on a patient in the rain, or kneeling in water. I can't seem to find a concrete answer...
For what it's worth, Indy is great city, and Indiana is a great state. I'm a born and raised Hoosier. Of course we're not leaving Denver anytime soon! :)