Home » Aptitude »Aptitude Formulas Topic Wise Important Aptitude formulas: Topic Wise Important Aptitude formulas with explanation for various interview, competitive examination.Aptitude Important formulas for all the Govt Jobs. Time and Distance Important Formulas H.C.F And L.C.M Important Formulas Number System Read More …

# Category: Aptitude

## Volume and Surface Important formulas:

Home » Aptitude Formulas » Volume and Surface Important formulas Volume and Surface Important formulas: 1.CUBOID: Let length = l, breadth = b and height = h units. Then (i)Volume = (l x b x h) cubic units. (ii)Surface area = Read More …

## True Discount Important formulas:

Home » Aptitude Formulas » True Discount Important formulas True Discount Important formulas: IMPORTANT CONCEPTS Suppose a man has to pay Rs. 156 after 4 years and the rate of interest is 14% per annum. Clearly, Rs. 100 at 14% will Read More …

## Time and Work Important formulas:

Home » Aptitude Formulas » Time and Work Important formulas Time and Work Important formulas: Work from Days: If A can do a piece of work in n days, then A’s 1 day’s work = 1/ n Days from Work: If Read More …

## Stocks and Shares Important formulas:

Home » Aptitude Formulas » Stocks and Shares Important formulas Stocks and Shares Important formulas: Stock Capital: The total amount of money needed to run the company is called the stock capital. Shares or Stock: The whole capital is divided into Read More …

## Simplification Important formulas:

Home » Aptitude Formulas » Simplification Important formulas Simplification Important formulas: ‘1. BODMAS’ Rule: This rule depicts the correct sequence in which the operations are to be executed, so as to find out the value of given expression. Here B – Read More …

## Simple Interest Important formulas:

Home » Aptitude Formulas » Simple Interest Important formulas Simple Interest Important formulas: Principal: The money borrowed or lent out for a certain period is called the principal or the sum. Interest: Extra money paid for using other’s money is called Read More …

## Races And Games Important formulas:

Home » Aptitude Formulas » Races And Games Important formulas Races And Games Important formulas: 1. Races: A contest of speed in running, riding, driving, sailing or rowing is called a race. 2. Race Course: The ground or path on which Read More …

## Profit and loss Important formulas:

Home » Aptitude Formulas » Profit and loss Important formulas Profit and loss Important formulas: Profit and loss is the branch of basic mathematics which deals with the study of profit and loss made in a business transaction. Profit and loss Read More …

## Problems On Trains Important formulas:

Home » Aptitude Formulas » Trains Important formulas Problems On Trains Important formulas: 1.To convert from km/hr to m/sec : Multiply by 5/18 m/s. 2.To convert from m/sec to Km/hr : Multiply by 18/5 km/hr. 3. Formulas for finding Speed, Time Read More …

## Problems on Age Important formulas:

Home » Aptitude Formulas » Problems on Age Important formulas Problems on Age Important formulas: 1. If the current age is x, then n times the age is nx. 2. If the current age is x, then age n years later/hence Read More …

## Probability Important formulas:

Home » Aptitude Formulas » Probability Important formulas Probability Important formulas: 1. Experiment: An operation which can produce some well-defined outcomes is called an experiment. 2.Random Experiment: An experiment in which all possible outcomes are know and the exact output cannot Read More …

## Pipes and Cisterns Important formulas:

Home » Aptitude Formulas » Pipes and Cisterns Important formulas Pipes and Cisterns Important formulas: 1. Inlet: A pipe connected with a tank or a cistern or a reservoir, that fills it, is known as an inlet. Outlet: A pipe connected Read More …

## Permutation and combination Important formulas:

Home » Aptitude Formulas » Permutation and combination Important formulas Permutation and combination Important formulas: 1. Factorial Notation: Let n be a positive integer. Then, factorial n, denoted n! is defined as: n! = n(n – 1)(n – 2) … 3.2.1. Read More …

## Percentage Important formulas:

Home » Aptitude Formulas » Percentage Important formulas Percentage Important formulas: 1.Concept of Percentage: By a certain percent, we mean that many hundredths. Thus, x percent means x hundredths, written as x%. To express x% as a fraction: We have, x% Read More …