53 divided by 954???

Please help, this math thing is due today ;-;

()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

Given that abcd is a rhombus, what is the value of x?

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.