$A$ sells an article to $B$ making a profit of $\frac{1}{5}$ of his outlay. $B$ sells it to $C$,gaining $20\%$. If $C$ sells it for $₹ 600$ and incurs a loss of $\frac{1}{6}$ of his outlay,the cost price of $A$ is (in $₹$):

$A$ dealer buys a table listed at $Rs. 1,500$ and gets successive discounts of $20 \%$ and $10 \%$. He spends $Rs. 20$ on transportation and sells it at a profit of $20 \%$. Find the selling price of the table (in $Rs.$).

$A$ bakery bakes cakes with the expectation that it will earn a profit of $40 \%$ by selling each cake at the marked price. During delivery to the showroom, $16 \%$ of the cakes were completely damaged and could not be sold. $24 \%$ of the cakes were slightly damaged and were sold at $80 \%$ of the cost price. The remaining $60 \%$ of the cakes were sold at the marked price. What is the percentage profit on the whole consignment (in $\%$)?

$A$ pen was sold for a certain sum and there was a loss of $20 \%$. Had it been sold for $Rs. 12$ more,there would have been a gain of $30 \%$. What would be the profit percentage if the pen was sold for $Rs. 4.80$ more than the original selling price?

If the ratio of the cost price and selling price of an article is $20: 21$,then what will be the profit percent (in $\%$)?

If the selling price is doubled,the profit triples. Find the profit percent.