Oranges were purchased at the rate of 7 oranges for Rs 3. At what rate should they be sold per hundred to earn 33% profit?

Oranges are bought at 7 for Rs. 3 At what rate per hundred must they be sold to gain 33%?

Profit earned by selling an article for Rs. 1060 is 20% more than the loss incurred by selling the article for Rs. 950. At what price should the article be sold to earn 20% profit?

A grocer purchased 20 kg of rice at the rate of Rs. 15 per kg and 30 kg of rice at the rate of Rs. 13 per kg. At what price per kg should he sell the mixture to earn 33 (1)/(3) % profit on the cost price?

There would be 15% loss if a toy is sold for Rs 25.50. At what price should it be sold to earn a profit of 25%?

A fruitseller sells mangoes at the rate of Rs 8 per kg and thereby loses 25 %. At what price per kg, he should have sold them to make a profit of 25 % ?

A fruit seller sells mangoes at the rate of Rs. 9 per kg and thereby loses 20%. At what price per kg, he should have sold them to make a profit of 5%?