Samuel can type nearly 40 words per minute. use this information to find out the number of hours it would take him to type 2.6×10^5 words

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

()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