Select all of the ratios that are equivalent to 1:5 2/9
2/10
6:30
5 to 20
3/20
8 to 40

What can you determine about the solutions of this system

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

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?