Question
Kathmandu has been identified as the most polluted city
in the world. What percentage has air pollution reduced the average life expectancy in Kathmandu?Solution
The severe air pollution in Kathmandu has led to a significant reduction in life expectancy by 4.1%, highlighting the severe health impacts of urban pollution.
In a 550-metre race, βAβ beats βBβ by 12 seconds or 60 metres. Find the time taken by βBβ to finish the race.
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βEβ and βFβ started moving towards each other at the same time with a speed of 30 km/hr and 25 km/hr, respectively. If the distance covered by οΏ½...
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Pranav went to the bank at the speed of 60 km/h while returning for his home he covered the half of the distance at the speed of 10 km/h, but suddenly h...
A man travelled a total distance of 300 km. He travelled first 100 km on car with a speed of 20 km/h and rest of the distance on bike whose speed is 10 ...
- Sita takes 6 hours to walk from village 'D' to village 'E' at a speed of 5 km/h. Then she increases her speed by 60% and takes 2 hours to reach village 'F'...
A was travelling from point X to point Y. He increased his speed by 20 km/h after every hour. He reached his destination in 14 hours. If his initial spe...
A train crosses a pole in 12 sec, and a bridge of length 170 m in 36 sec. Then the speed of the train is:
If a person walks 25% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 495 km away, then the usual speed of a...
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