Question

The national average utility cost is $270.48 per month. If the average phone bill is 12.6% of the total amount and the average utility cost for Dallas is $326, what would be the cost of a typical Dallas home phone bill?

Answer 1

The cost of a typical Dallas home phone bill can be calculated by multiplying the given average utility cost for Dallas by the decimal equivalent of the given percentage. 
                                   average phone bill cost  = ($326)(0.126)
                                    average phone bill cost = $41.076
Thus, the phone bill of average Dallas home is approximately $41.076. 

Answer 2

Answer:

$41.076 rounded off to $41.08 per month

Step-by-step explanation:

The average phone bill accounts for 12.6% of the total utility bill/cost per month nationally. Using the same average for Dallas, we can calculate the average home phone bill per month for a typical Dallas home to be,

Home Phone Bill- Dallas = 326 * 12.6% = $41.076 rounded off to $41.08 per month

So an average phone home bill in Dallas per month is $41.08