The claim is that the proportion of adults who smoked a cigarette in the past week is less than 0.300.30, and the sample statistics include nequals=13931393 subjects with 404404 saying that they smoked a cigarette in the past week. find the value of the test statistic.

Find the quotient. 50a2 – 98b2 -5a +7b

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.