Answered

Including a 5% sales tax, an inn charges $189 per night. Find the inn's nightly cost before the tax is added.
The inn's nightly cost before tax is added is

Answer :

Answer:

180

Step-by-step explanation:

Nightly cost = x

x × 5% = Sales Tax

Total Cost : Percentage

      189     :        105%

         x       :        100%

Cross multiply:

189 × 100% = 105% × x

189 = 1.05x

189 ÷ 1.05 = x

x = 180

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