The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is: Choose the correct choice from the following answers:
A) Rs. 500
B) Rs. 515
C) Rs. 550
D) Rs. 600
E) Rs. 700
110% of S.P. = 616   S.P. = (616 * 100)/110 = Rs. 560   C.P = (110 * 560)/112 = Rs. 500   Rs. 500NSWER:Rs. 500
<result>A</result>
The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is: