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Variations

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definition

Variations: If the values of two quantities depend on each other in such a way that a change in one causes a corresponding change in the other, then the two quantities are said to be in variation.

notes

Variations:

  • The value of a variable is not constant and keeps on changing. There are many quantities whose value varies as per the circumstances means variation in one quantity bringing in variation in the other quantity.

  • If the values of two quantities depend on each other in such a way that a change in one causes a corresponding change in the other, then the two quantities are said to be in variation.

  • For example:

  1. If the number of articles purchased increases, the total cost also increases.
  2. More the money deposited in a bank more is the interest earned.
  3. As the speed of a vehicle increases, the time taken to cover the same distance decreases.
  4. For a given job, the more the number of workers less will be the time taken to complete the work.
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