The percentage concept has a major role in almost all the chapters of arithmetics.So mastering this concept helps in solving questions of topics from sale, purchase, profit& loss, discount, interest, allegation and many more. Generally, the percentage is considered as per hundred or for every hundred.The percentage is represented by the symbol Some useful Formula […]
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Boats and streams Concept questions come to are special types of time and distance problems. By using different tricks, Concepts, and tactics for boats and streams questions based on still water, downstream, Upstream asked to find the speed of boat or swimmer you can achieve success in competitive exams. Some Of The Important Terms in
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Mixtures and alligations is a specific type of ratio and proportion concept. This Mixture and alligation concept consists of a limited number of concepts and learning with different tips and tricks can help in achieving success in solving problems asked in various competitive exams. What is Alligation? Alligations means linking. It is a rule to
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Concepts of time and distance with the conversion of units and their formulas are discussed below. Speed Speed of an object is the distance covered by it in a unit time interval.\begin{align*}Speed=\left[ \dfrac {Distance \ Travelled}{Time \ Taken}\right] \end{align*} Units of measurement are km/h, m/s i, e kilometer per hour, meter per second respectively. Conversion
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Concepts of pipes and cisterns are explained below with details of the inlet, outlet and also formulas. Pipes are unit connected with a tank or cistern and are used to fill or discharge the tank. Inlet: It is a pipe connected with a pipe or cistern to fill it. Outlet: It is a pipe connected
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In every competitive exam problems related to Time, Work and wages concepts are usually asked, As there is a limited number of types in this time and work concepts you can ensure your marks with minimum efforts. Let Time taken by a group or one/two persons in doing certain works or number of persons required
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This is a basic concept in arithmetics and it is important to solve many questions asked in various competitive exams that include averages of income, age, speed, time, distance, tabulation based or frequency based arithmetic means, increase or decrease in average. AVERAGE The averages or arithmetic mean or mean of two or more quantities is
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Here in the concept of partnership, we define partnership as least two people who contribute their cash to carry on a business and share the profits of the business at an agreed proportion.People who have included in partnership with one another independently are called partners. The concept of partnership contains a simple partnership and compound
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The concepts of ratio and proportion find their applications in problems based on the linear equations, speed & distance, partnership, time & work and many more. Here in this chapter have all the concepts and important formulas. RATIO: The comparative relation between two quantities of the same type by division is called ratio. In other
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Questions based on LCM and HCF concept are asked independently in most of the competitive exams based on a reminder on dividing….etc.In addition to formulas learning and applying tricks helps in solving most of the LCM and HCF problems. Here in this chapter, we learn complete concepts, formulas, and problems based on different models. What
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