Mr. Khanna spent 83% of his salary and saved Rs. 1870. Calculate his monthly salary?

A dealer gets Rs 470 more if instead of selling a table at a loss of 10% it is sold at a gain of 10%. Find the cost price of the table?

Sarita buy eggs for Rs. 8.40 a dozen. At what price per hundred must she sell them so as to earn a profit of 15 % ?

A shopkeeper bought 300 eggs at 80 paise each. 30 eggs were broken in transit and then he sold the remaining eggs at 1 Rupee each. Find his gain or loss as percent?

30 articles are bought at Rs. 450 each. If one - third of these articles be sold at 6% loss. At what price must each of the remaining articles be sold in order to make a profit of 10% on the whole?