2+6453433+7/2=? what is the anwcer to this queston. please help

Pls , the question is in the picture!

()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

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars