Which of the statements below is true for the following set of numbers? 20, 15, 50, 85, 75,60
The range is 85 and the midrange is 55.
The range and the midrange are equal.
The range is 70 and the midrange is 35.
The range is 70 and the midrange is 50.​

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236