A dealer buys a table listed at $Rs.\, 600$ and gets successive discount of $10 \%$ and $20 \% .$ What is his profit or loss percent if he sells at $Rs.$ $540 ?$

Ram sells an article to Girish at a gain $20 \%$, Girish sells it to Sanjay at a gain of $10 \%$ and Sanjay sells it to Aditya at a gain of $12 \frac{1}{2} \% .$ If aditya pay $Rs.\, 59.40.$ What did it cost Ram in $Rs.$?

A reduction of $21 \%$ in the price of an item enables a person to buy $3\, Kg$ more for $Rs.\,100.$ The reduced price of the item per $Kg$ is (in $Rs.$)

$10 \%$ discount and then $20 \%$ discount in succession is equivalent to total discount of.......$\%$

Anil started a business with an investment of $Rs.\,25,000.$ After $3\, months,$ Vishal joined his business with a capital of $Rs.\, 30,000$. At the end of the $year,$ they have made a profit of $Rs.\, 19,000$ what will be Anil's share in the profit? (in $Rs.$)

A man buys $10$ articles for $Rs.\, 8$ and sells them at $Rs.\, 1.25$ per article. His gain percent is