Itheater sells tickets for a concert. tickets for lower-level seats sell for $35 each and tickets for upper-level seats sell for $25 each. the theater sells 350 tickets for $10,250 how many tickets of each type or sold?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

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