Direct and Inverse Variation - Problems Definition & Examples

Veröffentlicht am: 19 Oktober 2015
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aptitude, training, videos, tricks, placements, shortcuts, hindi, academy, test, questions, answers, solutions, bank po, online, lectures, tutorials, MAT, GATE, CAT, exam, free, lessons, Hindi, iit, quantitative aptitude, Direct and Inverse Variation Problems: Definition & Examples, In direct variation, as one number increases, so does the other. This is also called direct proportion: they're the same thing. aptitude training videos, aptitude tricks for placements, aptitude, academy, aptitude shortcuts and tricks, aptitude tricks, aptitude test questions and answers with solutions, aptitude tricks for bank po, aptitude tricks, online aptitude lectures, aptitude tutorials, bank po aptitude, MAT aptitude, rbi exam videos, GATE exam aptitude, aptitude, gmat aptitude, free aptitude lessons, aptitude lectures In the abstract, we can express direct variation by using the equation y = kx. x and y are the two quantities In inverse variation, it's exactly the opposite: as one number increases, the other decreases. This is also called inverse proportion.
If we wanted to give this one an equation, we would say:
y = k/x, where x and y are the two quantities, and k is still the constant of proportionality, telling how much one varies when the
other changes.

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