Question

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Answer 1

Answer:

Direct proportion or direct variation is the relation between two quantities where the ratio of the two is equal to a constant value. ...

For example, x and y are two quantities or variables which are linked with each other directly, then we can say x ∝ y.

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Answer 2

DEFINITION : Two measurable quantities are said to be directly proportional if the increase in one quantity results in the increase of the other quantity and vice versa. It is represented by the proportional symbol, ∝.

EXAMPLE :

1. If the number of individuals visiting a restaurant increases, earning of the restaurant also increases and vice versa.

2. If more number of people are employed for the job, the time taken to accomplish the job decreases.

3. More the packets of biscuits more the number of biscuits.