SOLUTION: Sanya bought a set of story books for Rs 345 including 15 percent sales tax and a calculator for Rs 110 including 10 percent sales tax. What percent is the sales tax charged on the

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Question 1012953: Sanya bought a set of story books for Rs 345 including 15 percent sales tax and a calculator for Rs 110 including 10 percent sales tax. What percent is the sales tax charged on the whole transaction?
a)20.25 percent
b)3.75 percent
c)12.5 percent
d)13.75 percent
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
345/1.15=300
110/1.10=100
The total cost without tax was 400.
The tax was 55
The tax overall was 13.75%
D