- Two investments were made totaling $8800. For a certain year, these investments yielded $1326 in simple interest. Part of the $8800 was invested at 14% and part at 16%. Find the
amount invested at each rate.

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

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21