An article was sold for Rs.4000. Had a discount of 10% was being offered, the profit would have been 20%. The cost price of the article was:

If a man purchase 11 articles for Rs.10 and sold all the articles at the rate of 10 for Rs.11, the profit percentage will be.

The cost price of a radio is Rs. 600. The 5% of the cost price is charged towards transportation. After adding that, If net profit to be made is 15%, then the selling price of the radio must be 

If a shopkeeper bought 70 kg of potatoes for Rs 420 and sold the entire purchase at the rate of 6.50 per kg, what was his profit percentage?

A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs. 225/- for it, the cost price of the bicycle for A is: 

The profit percentage of P and Q is same on selling the articles at Rs. 1800 each but A calculates his profit on the selling price while Q calculates it correctly on the cost price which is equal to 20%. What is the difference in their profits?

A dealer buys a table listed at Rs 1,500 and gets successive discounts of 20% and 10%. He spends Rs. 20 on transportation and sells it at a profit of 20%. The selling price of the table is

Cost of 8 pencils, 5 pens and 3 erasers is Rs.111. Cost of 9 pencils, 6 pens and 5 erasers is Rs.130. Cost of 16 pencils, 11 pens and 3 erases is Rs. 221 What is the Cost (in Rs) of 39 pencil , 26 pens and 13 erasers ?