Question
In the Global Air Quality Index of SWISS FIRM IQAir for
the year 2022, at what rank did India stand in terms of air quality worldwide?Solution
The Swiss firm IQAir released the 'World Air Quality' report which says that India is world's 8th most polluted country in 2022, dropping from the 5th spot the previous year. The PM2. 5 level of most polluted Indian cities stands at 53.3, according to the data.
Convert binary number (111001) â‚‚ to decimal:Â Â
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