Does this graph represent a function? Why or why not?
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A. Yes, because it passes the vertical line test.
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B. Yes, because it is a curved line.
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C. No, because it is not a straight line.
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D. No, because it fails the vertical line test.

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?