Sheila buys two concert tickets from her friend. She pays $90 for the two tickets . She looks at the tickets and sees that each ticket has face value of 52.50 what was the percent markdown, rounded to the nearest whole percent/?

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Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

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

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function