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.

Which of the following statements are of inverse variation?(1) Number

1.	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.
Answer» 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.