Question

Given the graph below, determine the average cost of utilities for both Orlando, FL and Indianapolis, IN during the 6 month period between April and September.
A graph titled Comparison of Utilities has Month on the x-axis and cost of utilities on the y-axis. For Orlando, Florida, April is 288 dollars; May, 310 dollars; June, 325 dollars; July, 294 dollars; August, 293 dollars; September, 343 dollars. For Indianapolis, Indiana, April is 238 dollars; May, 227 dollars; June, 216 dollars; July, 218 dollars; August, 230 dollars; September, 212 dollars
How does the average monthly utility bill of Orlando, FL compare with the average monthly utility bill of Indianapolis, IN?
a.
The average monthly utility bill for Indianapolis, IN is $88.72 more than Orlando, FL.
b.
The average monthly utility bill for Indianapolis, IN is $85.33 more than Orlando, FL.
c.
The average monthly utility bill for Orlando, FL is $85.33 more than Indianapolis, IN.
d.
The average monthly utility bill for Orlando, FL is $88.72 more than Indianapolis, IN.

Answer 1

Orlando average = (288+310+325+294+293+343)/6 = 1853/6 = $308.83
Indianapolis average = (238+227+216+218+230+212)/6 = 1341/6 = $223.50
Difference = 308.83 − 223.50 = $85.33

Answer: c. The average monthly utility bill for Orlando, FL is $85.33 more than Indianapolis, IN.