Problema Solution

In Ontario, including GST and PST there is a total of 15 percent tax on each purchase. If John bought a stereo in Ontario for a total of $320.85 including tax, what was the price ofnthe stereo without tax

Answer provided by our tutors

since tax is added to 320.85

 

so price without tax is x

so        

x+15x/100=320.85

100x+15x=32085

115x=32085

x=32085/115=279