A dealer marks an article 40% above the cost price and sells it to a customer, allowing two successive discounts of 20% and 25% on the marked price. If he suffers a loss of Rs.140, then the cost price (in Rs.) of the article is:

Mukesh got series of discount 30%, 25%, 15% on his shirt. Find out the single equivalent discount.

If two numbers are respectively 20% and 50% of a third number, what is the percentage of the first number to the second?

The single discount which is equivalent to three successive discounts of 25%, 20% and 10% is-

The selling price of an article is Rs. 1920 and the discount given is 4%. The market price of the article is -

While selling an article, a shopkeeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the article is -

A man purchases 100 copies of a book from the publisher and gets a discount of 25%. He buys 50 copies from a retailer at a discount of 10%. He got an overall discount of:

A single discount equivalent to two successive discounts of $$ {12{1\over 2}}{\%}$$ and 20% is