Question

The cost of an article including 15% for taxes is ghc ghc138. What is the cost of the article without taxes

Answer 1

Cost of article before tax is 120.

Explanation:

It says cost of an article including 15% tax is 138.

So, let the cost of article without tax as 'x'

So, we can set up equation as

x+15%(x)=138

Simplify it

x+0.15x=138

1.15x=138

Divide both sides by 1.15

x=120

So, cost of article before tax is 120.