A dealer marks a washing machine for ₹7500, and allows a discount of 6% on it. Find the selling price 

If the cost price of 25 perts is equal to the selling price of 20 pens, then profit percent is

While selling a watch, a shop- keeper gives a discount of 5%. If he gives a discount of 7%, he earns ₹15 less as profit. The marked price of the watch is 

The price of sugar is reduced by 20%. Now a person can buy 500g more sugar for ₹ 36. The original price of the sugar per kilogram was: 

If the duty on an article is reduced by 40% of its present rate by how much per cent must its consumption increase in order that the revenue remains unaltered?

Priyanshu's salary was reduced by 10% and then the reduced salary was increased by 10%. His new salary in comparison with his original salary is:

B got 20% marks less than A. What per cent marks did A got more than B? 

The length of a rectangle is in- creased by 10% and breadth de- creased by 10%. Then the area of the new rectangle is: