question_answer 1)

                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.

Answer:

                (i) The number of workers on a jobs and the time to complete the job are in inverse proportion. (ii) The time taken for a journey and the distance travelled in a uniform speed are not in inverse proportion. (iii) Area of cultivated land and the crop harvested are not in inverse proportion. (iv) The time taken for a fixed journey and the speed of the vehicle are in inverse proportion. (v) The population of a country and the area of land per person are in inverse proportion.