A sushi restaurant has prepared 22 portions of seafood, six of which had been left out too long and spoiled. If 9 of the 22 portions are served randomly to customers, what is the probability that at least one customer will receive spoiled food?

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Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Write the expression 7x^3-28xy^2 as the product of 3 factors