Helen went to the stationers and bought things worth Euro 25, 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? Choose the correct choice from the following choices:
A) Euro 16.70
B) Euro 15.70
C) Euro 13.70
D) Euro 18.70
E) Euro 19.70
E   Euro 19.70   Let the amount taxable purchases be Euro x.   Then, 6% of x = 30/100   x = (30/100 x 100/6) = 5.   Cost of tax free items = Euro 19.70uro [  25 - (5 + 0.30)= 
<gadget id="calculator">  25 - (5 + 0.30)</gadget>
<output>19.7</output>
Euro 19.70uro 19.70
<result>E</result>
Helen went to the stationers and bought things worth Euro 25, 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?