Ex 11.2, 1 (i) - Chapter 11 Class 8 Direct and Inverse Proportions

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Ex 11.2, 1 Which of the following are in inverse proportion? (i) The number of workers on a job and the time to complete the job. Two quantities in inverse proportion, if with increase in one quantity, the other quantity decreases. As the number of workers on a job increase, Time taken to complete the job decreases. ∴ They are in inverse proportion. 1 worker complete work in 5 days 5 workers complete work in 1 day