average, interest, time, distance, time and distance, work, time, work and time, profit, loss, profit and loss, partnership

If you want to find average of any number of quantities of the same kind is to add all the items together and then divide the sum by number of items.

It is the money paid for the use of money borrowed. The sum borrowed is called the principal. The sum of interest and principal is called the amount. If the interest is paid as it falls due it is called the simple interest.

Money is said to be lent at compound interest if the interest is not paid as soon as it falls due but is added to the principal after a fixed period, so that the amounts, at the end of the period becomes the principal for the next period.

If two bodies are moving in the same direction, then their relative velocity the speed by which they

overtake one another is equal to the difference of their speeds.

If they are moving in opposite direction then their relative velocity is equal to the sum of their speeds.

If the number of workers is increased then the time is decreased in the same ratio and if the number of workers is decreased then time is increased in the same ratio.

Cost Price is the price at which a particular article is bought.

Selling Price is the price at which a particular article is sold.

Profit equals Selling Price - Cost Price

Loss equals Cost Price - Selling Price

The profit and loss percent is always counted on the Cost Price.

When two or more persons do combined business it is known as partnership and the persons who take part in business are called partners.

Total profit from the business is divided to partners in the ratio of the investments by them. If the period of their investments is different, the time during which the amount remains invested in the business is also taken into consideration.

**Average:**If you want to find average of any number of quantities of the same kind is to add all the items together and then divide the sum by number of items.

**Interest:**It is the money paid for the use of money borrowed. The sum borrowed is called the principal. The sum of interest and principal is called the amount. If the interest is paid as it falls due it is called the simple interest.

Money is said to be lent at compound interest if the interest is not paid as soon as it falls due but is added to the principal after a fixed period, so that the amounts, at the end of the period becomes the principal for the next period.

**Time and Distance:**If two bodies are moving in the same direction, then their relative velocity the speed by which they

overtake one another is equal to the difference of their speeds.

If they are moving in opposite direction then their relative velocity is equal to the sum of their speeds.

**Work and Time:**If the number of workers is increased then the time is decreased in the same ratio and if the number of workers is decreased then time is increased in the same ratio.

**Profit and Loss:**Cost Price is the price at which a particular article is bought.

Selling Price is the price at which a particular article is sold.

Profit equals Selling Price - Cost Price

Loss equals Cost Price - Selling Price

The profit and loss percent is always counted on the Cost Price.

**Partnership:**When two or more persons do combined business it is known as partnership and the persons who take part in business are called partners.

Total profit from the business is divided to partners in the ratio of the investments by them. If the period of their investments is different, the time during which the amount remains invested in the business is also taken into consideration.

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