If an article is sold at 12% profit instead of 16% profit, then the profit would be Rs. 105 less. What is the cost price?	Answers:  A) Rs. 3000  B) Rs.4000  C) Rs. 3500  D) Rs.4500  E) Rs.6000
Explanation:   Let the cost price of an article be Rs. x.   (16% of x) - (12% of x) = 105   16x/100 - 12x/100 = 105 =&gt; 4x = 160 * 100   =&gt; x = 1500   Cost price = Rs. 4000   Answer:Rs.4000
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If an article is sold at 12% profit instead of 16% profit, then the profit would be Rs. 105 less. What is the cost price?