# Stocks, Shares and Partnership Tricks and Formulas

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## Stocks and Shares

*Brokerage*: The broker՚s charge is called brokerage.- When stock is purchased, brokerage is added to the cost price.
- When the stock is sold, brokerage is subtracted from the selling price.
- The selling price of a ₹ 100 stock is said to be:
**at par**, if S. P. is ₹ 100 exactly;**above par**(or**at premium**) , if S. P. is more than ₹ 100;**below par**(or**at discount**) , if S. P. is less than ₹ 100.

- By ‘
*a ₹ 800,9 % stock at 95*’ , we mean a stock whose face value is ₹ 800, annual Interest is 9 % of the face value and the market price of a ₹ 100 stock is ₹ 95.

## Partnership

- If a number of partners have invested ina business and it has a profit, then Share Of Partner Chain Rule
- The cost of articles is directly proportional to the number of articles.
- The work done is directly proportional to the number of men working at it.
- The time (number of days) required to complete a job is inversely proportional to the number of hours per day allocated to the job.
- Time taken to cover a distance is inversely proportional to the speed of the car.