Profit and Loss

On selling each one of a cow and a horse for$₹15000$, there is gain of $30\%$ on cow and loss of$30\%$ on horse, what is net loss or gain in the whole transaction ?

A reduction of $10\%$ in the price of an article enables a dealer to purchase $25$ more articles in $₹45000$. What is the original price of the article?

Jeevan bought an article at $30\%$ discount on the labelled price. He sold the article with $12\%$ profit on the labelled price. What was his percentage of profit on the price he bought?

An article is sold at a gain of $15\%.$ Had it been sold for  $₹ 27$more, the profit would have been$20\%$. The cost price of the article is-

Due to an increase of 30% in the price of eggs, 3 eggs less are available for Rs. 9.10. The present rate per egg is :

$\mathrm{A}$ sells an article to $\mathrm{B}$ making a profit of $\frac{1}{5}$ of his outlay. $\mathrm{B}$ sells it to $\mathrm{C}$ for $20\%$ profit. Find the cost price of the article for $A$, if $\mathrm{C}$ sells it for $₹600$ and incurs a loss of $\frac{1}{6}$ of his outlay.

An alloy contains zinc, copper and tin in the ratio $2:3:1$ and another contains copper, tin and lead in the ratio $5:4:3$. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kilogram in the new alloy will be$:$ 

A sum of money is to be distributed among A, B, C, D in the proportion of $5 :2 : 4 : 3$. What is B's share, if C gets $₹1000$ more than D ?

$4$ men and $6$ women can complete a work in $8$ days, while $3$ men and $7$ women can complete it in $10$ days. The ratio of the daily work done by a man and a woman is_____.

The population of a colony was $3600$ three years back. It is $4800$ right now. What will be the population three years down the line, if the rate of growth of population has been constant over the years and has been compounded annually?

A merchant bought $300$ lamp shades at a price$₹6$ each and found some were defective. He sold those defective lamp shades at  $₹4.50$ each and the rest at $25\%$profit each. As a result, he gained $16\frac{2}{3}\%$ in the whole transaction. The number of defective lamp shades is:

A shoe company sold 50 pairs of shoes on a day costing  $₹. 189.50$ each for  $₹. 10000$. Then the profit obtained in  ₹. is -

Find the wrong number in the given sequence:

$8, 13, 21, 32, 47, 63, 83$

After allowing a discount of $10\raisebox{1ex}{$0$}\!\left/ \!\raisebox{-1ex}{$0$}\right.$ on marked price a trader makes a profit of $15\raisebox{1ex}{$0$}\!\left/ \!\raisebox{-1ex}{$0$}\right.$. The ratio of the marked price to the cost price is

The ratio between the perimeter and the breadth of a rectangle is$5 : 1$. If the area of the rectangle is $216$ sq. cm, what is the length of the rectangle$?$

A man sells $200$ mangoes to $250$ mangoes cost price then his profit percent is ?

The marked price of an article is Rs.150.00. If he allows a discount of 10%, he still gains a profit of 25%. The cost price of the article is

What price should a tradesman mark on an article that cost him $₹ 300$ to gain $20\%$ after allowing $4\%$ discount?

By selling an article for $₹450$, a man loses $20\%$ in order to make $20\%$ profit, he must sell it for ?

When the price of commodity is $₹20$, quantity demand is $9 \mathrm{units}$, and when price is $₹19$, quantity demanded is $10 \mathrm{units}$. Based on this information, what is marginal revenue resulting from an increase in output from $9 \mathrm{units}$ to $10 \mathrm{units}$?