iris has $240 in the bank and she withdraws $25 every week. An equation for this relation is C = 240 - 25w, where c represents the amount of money , in dollars, in iris' account and w represents the number of weeks. How much does iris have in her account after 4 weeks

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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One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7