Check the following to see whether each one of them is inversely proportional or not.

The number of workers on a job and the time to complete the job.

The time taken for a journey and the distance travelled at a uniform speed.

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Solution

As the number of workers increases, the job will take less time to complete. Hence, they are inversely proportional.

For more time, more distance to travel. Hence, they are not inversely proportional.

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Similar questions

Q. Which of the following are in inverse proportion ?
(i) The number of workers on a job and the time to complete the job.
(ii) The time taken for a journey and the distance travelled in a uniform speed.
(iii) Area of cultivated land and the crop harvested.
(iv) The time taken for a fixed journey and the speed of the vehicle.
(v) The population of a country and the area of land per person.

Question 01.
Which of the following are in inverse proportion?
(i) The number of workers on a job and the time to complete the job.
(ii) The time taken for a journey and the distance travelled in a uniform speed.
(iii) Area of cultivated land and the crop harvested.
(iv) The time taken for a fixed journey and the speed of the vehicle.
(v) The population of a country and the area of land per person.

Question 01.
Which of the following are in inverse proportion?
(i) The number of workers on a job and the time to complete the job.
(ii) The time taken for a journey and the distance travelled in a uniform speed.
(iii) Area of cultivated land and the crop harvested.
(iv) The time taken for a fixed journey and the speed of the vehicle.
(v) The population of a country and the area of land per person.

Q. Which of the following statements are of inverse variation?
(1) Number of workers on a job and time taken by them to complete the job.
(2) Number of pipes of same size to fill a tank and the time taken by them to fill the tank.
(3) Petrol filled in the tank of a vehical and its cost
(4) Area of circle and its radius.

The number of workers for a job and the time needed to complete the job

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Check the following to see whether each one of them is inversely proportional or not. The number of workers on a job and the time to complete the job. The time taken for a journey and the distance travelled at a uniform speed.

As the number of workers increases, the job will take less time to complete. Hence, they are inversely proportional. For more time, more distance to travel. Hence, they are not inversely proportional.

Check the following to see whether each one of them is inversely proportional or not.

The number of workers on a job and the time to complete the job.

The time taken for a journey and the distance travelled at a uniform speed.

As the number of workers increases, the job will take less time to complete. Hence, they are inversely proportional.

For more time, more distance to travel. Hence, they are not inversely proportional.