An article is sold at a profit of 20% of its cost price. If cost price and selling price reduces by Rs 10 and Rs. 5 respectively, then the percentage profit increased to 30%. Find the cost price?

A vendor buys bananas at 12 for 45 and sells at 5 for 35. What will be the gain ? 

A trader purchased a gift box for Rs. 150. What should be the marked price on the gift box so that after allowing a discount of 10 %, he makes a profit of 10 %? 

By selling an article for Rs. 450, I lose 20%. For what price should I sell it to gain 20% ? 

A shopkeeper marks an article 24% above its cost price and allows a 15% discount on the marked price. If he earns a profit of Rs. 27 by selling the article, then the selling price of the article is:

Sarita started a boutique investing an amount of 50,000. Six months later Neeta joined her with an amount of 80,000.  At the end of one year they earned a profit of 18,000. What is the Sarita’s share in the profit?

While selling an article for Rs 18450, a person suffered a loss of 50%. At what price he should have sold the article (in Rs) to earn a profit of 50%?

What would be the printed price of a wallclock purchased at ₹380, so that after giving 5 % discount, there is 25 % profit?