Rahul went to a shop and bought things worth Rs. 30, out of which 30 Paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items? Answers: A) Rs 15 B) Rs 12.10 C) Rs 24.70 D) Rs 36.80 E) None of these
Explanation :   Let the cost of the tax items = x   Given that tax rate = 6%   Rs 24.70ost of tax items, x*(6/100) = 30/100   x = 5 rs   Now non taxable item = total cost - cost for taxable item - tax   = 30 - 5 - 0.30= 
<gadget id="calculator">30 - 5 - 0.30</gadget>
<output>24.7</output>
24.70   Answer : Rs 24.70
<result>C</result>
Rahul went to a shop and bought things worth Rs. 30, out of which 30 Paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items?