Which of the following could be modeled by y=2x+5? please i need help on this problem.

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.

Measure of angles 31 (x+4) (3x+9) me

At 6 1/2 cents per pound of string beans how much does 7 pounds cost