Question

after comparing some new cell phones, you decide to buy a cell phone from a popular brand for $799.99. its in the mid - price range, and it seems like a good - quality phone that will last several years. the sales tax hasnt been included yet, and the sales tax rate in your state is 7.24 percent. whats the total cost of your new phone, including sales tax? $819.19 $857.91 $742.07 $1,379.18

Explanation:

Step1: Convert tax rate to decimal

$7.24\%= 0.0724$

Step2: Calculate the amount of sales tax

$799.99\times0.0724 = 799.99\times\frac{7.24}{100}=57.819276$

Step3: Calculate the total cost

$799.99 + 57.819276=857.809276\approx857.91$

Answer:

$857.91$ (corresponding to the second option)