What is the answer to (7j+1/8q+3+-(5/8q-11+2j)

20 points

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

Which of the following is the shape of a cross section of the figure shown below