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Snezhnost [94]
2 years ago
13

10 examples of direct and Inverse variation from our daily life​

Mathematics
1 answer:
inna [77]2 years ago
8 0

Answer:

Direct Variation:

  1. The number of family members are directly expenditures.  
  2. The number of fruit in kg directly proportional to price of fruit.
  3. The number of selling products directly proportional to profit.
  4. The distance covered by body directly proportional to speed of body
  5. The acceleration produce in car directly proportional to change in velocity
  6. The income is directly proportional to working hours.
  7. The cost of electrical bill directly proportional to number of fans running in    the house.
  8. The quantity of water fill in tank is directly to time for which the motor is switch on.
  9. The marks in study is directly proportional to hardworking.
  10. The bank balance is directly proportional to amount of saving.

Inverse Variation:

1. The bank balance is inversely proportional to expenditures.

2. The number of family members (which not work) are inversely proportional to amount of saving.

3.The working days required to complete the work are inversely proportional to number of labors.

4. The velocity of body is inversely proportional to time.

5. The acceleration is inversely proportional to time.

6.  The acceleration of body is inversely proportional to mass of body.

7. The number of student fail in the class is inversely proportional to number of qualify teachers and hardworking.

8. The battery power is inversely proportional to time for which it used.

9. The ability of do work hard is inversely proportional to age of man after youngness to onward.

10.  The number of mistake in work is inversely proportional to practice.

Explanation:

<u>Direct Variation</u>: A <u>relationship</u> where one quantity is a constant multiplied by another quantity is called <u>direct variation</u>.

<u>Inverse Variation</u>: <u>Inverse variation</u> is defiend as the relationship between two variables in which the resultant product is a constant. If a is inversely proportional to b, the form of equation is a = k/b, where k is constant. Inverse variation is known as the opposite of direct variation. If there an increas ein one variable, the other variable decreases in proportion so that the resultant product remains unchanged.

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