Given below is a set of statements. Examine the statements and state the nature of the relationship between them:
I. It is the aim of the municipal council authority to get the air pollution reduced by 20% in the next two months.
II. The number of respiratory diseases cases in the city are constantly increasing.





Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?