Question : A person sold a chair at a profit of 13%. Had he sold it for INR 607.50 more, he would have gained $x$%. If the cost price of the chair is INR 3750, then the value of $x$ is:

Question : A person sold an article at a loss of 16%. Had he sold it for INR 660 more, he would have gained 8%. What should be the selling price (in INR) to gain a profit of 12%?

Question : A wristwatch is sold for INR 1,200 at a profit percentage equal to its cost price. Find the cost price of the wristwatch.

Question : Raghu sold an article for INR 180 after allowing a 20% discount on its marked price. Had he not allowed any discount, he would have gained 20%. What is the cost price of the article?

Question : A man bought an article and sold it at a gain of 10%. If he had bought the article at 20% less and sold it for INR 1,000 more, he would have made a profit of 40%. The cost price of the article (in INR) is: