Lakshmi went to the stationers and bought things worth Rs. 200, out of which 50 paise went on sales tax on taxable purchases. If the tax rate was 20%. then what was the cost of the tax free items?	Options:	A) Rs. 197	B) Rs. 190	C) Rs. 187	D) Rs. 167	E) Rs. 191
Solution   Let the amount of taxable purchases be Rs.x.   Then, 20% of x	= 50/100   x ‹=› (50/100×100/20)   = 2.50   Cost of tax free items	= Rs.[200 - (2.50 + 0.50)]   = Rs. 197   Rs. 197nswer Rs. 197
<result>A</result>
Lakshmi went to the stationers and bought things worth Rs. 200, out of which 50 paise went on sales tax on taxable purchases. If the tax rate was 20%. then what was the cost of the tax free items?