Ba ít hơn bốn lần một số lớn hơn năm hai lần một số. Số là bao nhiêu A. 1 B. 2 C. 4 D. -1/3

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Find the commission on a $590.00 sale if the commission is 15%.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?