For the following questions answer them individually
A trader makes a profit of 40% on an article after giving a discount of 30% on the marked price. What is the discount to be given on the marked price to get a profit of 50%?
If the cost price of 10 fruits is Rs. 880 and seller sells them with a profit of 12.5% per fruit , what is the total selling price of all the fruits?
24 article were bought for Rs. 14880 and sold for Rs. 18480. What was the approximate profit percentage per article ?
A started a business by investing Rs. 33600. After three month B joined him by investing Rs. 23100. After 3 months of B’s investment, C joined them by investing Rs. 18900. If the total annual profit earned by them is Rs. 26450, what is C’s share of profit?
A shop keeper gives a discount of 30% on the marked price of a watch and sells it for Rs. 420. What is the marked price of the watch?