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Ratio and Proportion - Lesson 7
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Arka Roy
“Star Educator” in UNACADEMY || Plus Educator || Subscribe on Unacademy Plus by using referral code "royarka1990-4337"

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HERE IS ANOTHER AWESOME LESSON FROM THE PUREST OF THE PURE SOUL ON THIS PLANET EARTH.....LONG LIVE ROMAN SIR...AND LONG LIVE UNACADEMY TEAM.... FEELING BLESSED TO BE BORN IN ''ROMAN ERA''....THANK U IS NOT THE WORD...SALUTE TO ALL MOTERS OF FOUNDING FATHERS AND GREAT EDUCATORS AND OTHER CONTRIBUTORS OF UNACADEMY...
  1. Ratio and Proportion made easy Lesson 7


  2. Variations . 2 quantities may vary with one another directly or indirectly . Direct Proportion . Inverse Proportion


  3. Variations Direct Proportion Let us consider 2 quantities A and B If A increases then B increase . If A increase by X% then B also increases . A-K (Constant)


  4. Variations Direct Proportion Example 2 2 4


  5. Variations Inverse Proportion Let us consider 2 quantities A and B If A increases then B decrease A x B K (Constant) .


  6. Variations Indirect Proportion Example 1


  7. Variations oint variation If B increases and C remains constant then A varies directly with B If C increases and B remains constant then A varies directly with C .If B and C both increases then A varies with B and C . If A remains constant then B varies inversely with C W1


  8. Thank You Arka Roy