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According to the data released by the Central Pollution Control Board (CPCB), Meerut topped the list of cities with the worst air quality in India. It had an air quality index (AQI) of 382, falling in the category of "very poor". Meerut was followed by Greater Noida with an AQI of 299, falling in the "poor" category. Bharatpur was the third most air-polluted Indian city. There are six AQI categories: Good, Satisfactory, Moderately Polluted, Poor, Very Poor, and Severe. Each of these categories is decided based on the ambient concentration values of air pollutants and their likely health impacts (known as health breakpoints). Delhi-NCR was among the most polluted regions in the country, with most cities falling in the "poor" category. Delhi had an AQI of 263, followed by 262 in Bahadurgarh and 256 in Faridabad. Gurguram's neighbouring Manesar was also among the top 10 with an AQI of 248. Noida and Ghaziabad had AQIs of 229 and 220, respectively. However, Mumbai's AQI was better than Delhi-NCR at 177. Gurugram's AQI was also better than its surrounding region at 182.
P gave out 'a' cookies to Q, R, S, and T. The cookies received by Q and S are in a 4:7 ratio, and those received by R and T are in a 2:3 ratio. If R rec...
The ratio of two numbers is 3: 5. If eight is added to the first, and seven to the second, then the ratio becomes 2:3. What will be the ratio become if...
The ratio of number of girls to number of boys is 3 : 2 in a class of 60 students. The average marks scored by the boys in Physics is 72 and the average...
A company produces three types of products: X, Y, and Z. Initially, the production ratio of X to Y to Z is 5:7:8. The total production of these three pr...
A total of Rs.71,000 was distributed among three individuals named Ashish, Bheem, and Chinu. The amount Ashish received compared to Bheem was in the rat...
The ratio of A's income to savings is 25:9, and B's expenditure is 60% of A's total income. If B's expenditure exceeds its savings by Rs. 3500, and A's ...
The sum of two numbers is 25 and their difference is 15. The ratio of the numbers is:
If the ratio between two numbers is 3: 5 and their LCM is 120, then the numbers are: