On a map of a park three inches represents twenty feet. how manyinches would represent 12 feet.

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

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

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m