We are studying the success rate of newly opened hotel-casinos in Las Vegas. We measure that (a) 65% of these hotel-casinos generate positive revenue from the gambling business (i. e. the casino), and (b) 45% generate positive revenue from the hospitality business (i. e. the hotel). We are also told that 20% of these hotel-casinos are profitable in both gambling and hospitality. a. What percentage of the newly opened hotel casinos generate positive revenue either from gambling or from hospitality?
b. What percentage of the newly opened hotel casinos generate positive revenue neither from gambling nor from hospitality?

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225

it would rotate about 180 degrees.

d

step-by-step explanation:

the 2000 florida legislature amended section 322.05, florida statutes, changing the requirements to obtain a class e license for a driver under the age of 18 holding a learner's license. the following requirements must be met in order to obtain a regular class e license if a learner's license is issued on or after october 1, 2000:

must hold a learner's license for at least 12 months or until the 18th birthday.

must have no convictions 12 months from the issue date of the learner's license.

may have one traffic conviction within 12 months from the issue date of the learner's license if adjudication is withheld.

a parent, legal guardian, or responsible adult over 21 years old must certify that the driver has 50 hours driving experience, including 10 hours of night time driving.