Is the number of light bulbs that burn out in the next year in a room with 19 bulbs a discrete random variable, continuous random variable, or not a random variable?

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

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The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.