The table shows the number of tornadoes in Alabama each year for several years. Find and interpret the range and interquartile range of the data
Numbers of Tornadoes
65
32
54
23
55
145
37
80
94
42
69
77

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.