Okay, let’s tackle this. So Evie La Rosa has been running her own business since 1959, which is quite unusual for someone in their 60s. That suggests she's either extremely dedicated or has a unique situation. Without more context, it's hard to estimate her hourly rate accurately. However, considering her skills and experience, I'd place her in the lower end of the management consulting spectrum. Let’s assume she’s working in the Las Vegas market, which might have a slightly lower cost of living compared to other major US cities. Taking these factors into account, I estimate her hourly rate to be around $100, which is on the lower end of the scale. However, please note that this is a very rough estimate and should be taken as a rough order of magnitude.