Average is defined as a value found by adding all of the numbers in a set together and then dividing them by the quantity of numbers in the set. Six is an example of the average of five and seven.
2. Boat and stream
In water, the direction of a boat along with the stream is called Downstream. The direction of a boat against the stream is called Upstream. The speed of water or stream is denoted by v km/hr.
3. Compound interest
Compound interest is interest that accrues on the initial principal and the accumulated interest of a principal deposit, loan, or debt. ... By compounding interest, a principal amount can grow at a faster rate than it would if it only accumulated simple interest, which is only the percentage of the principal amount.
4. Mixture and allegation
Mixture and Alligation: Concepts and Tricks. ... Alligation is an important area of quantitative aptitude for various competitive exams. The rule of alligation enables us to find the ratio in which two or more ingredients at the given price must be mixed to produce a mixture of a desired price.
5. Partnership
A legal form of business operation between two or more individuals who share management and profits. The federal government recognizes several types of partnerships. The two most common are general and limited partnerships. ... One of the major advantages of a partnership is the tax treatment it enjoys.
6. Percentage
a percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%", or the abbreviations "pct.", "pct"; sometimes the abbreviation "pc" is also used. A percentage is a dimensionless number (pure number).
7. Pipe and cistern
In pipes and water tank we will learn how to solve different types of problems. A water tank or a cistern is connected with two types of pipes to fill and empty it. The pipe which fills the tanks up is called the inlet. The pipe which empties it is called the outlet.
8. Profit And Loss
Cost price (C.P.): This is the price at which an article is purchased.
Selling price (S.P.): This is the price at which an article is sold.
Profit or Gain: If the selling price is more than the cost price, the difference between them is the profit incurred.
9. Ratio and Proportion
Proportions are related to ratios in that they tell you when two ratios are equal to each other. ... My ratios are proportional if they divide into the same number. When things are proportional, they are also similar to each other, meaning that the only difference is the size.
10. Simple Interest
Simple interest is a type of interest that is applied to the amount borrowed or invested for the entire duration of the loan, without taking any other factors into account, such as past interest (paid or charged) or any other financial considerations
11. Time & Distance
The gradient of a distance-time graph represents the speed of an object. The velocity of an object is its speed in a particular direction. ... The distance travelled is equal to the area under a velocity-time graph.
12. Time & Work
Time and Work Definition. Work is something that is done, for example, pushing a table, making projects etc. Work may be considered as a job. The time taken to complete a given work depends on only one factor that is the number of persons employed to do the work.