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.
Three partners ‘A’, ‘B’ and ‘C’ started a business by investing in the ratio 2:5:6 respectively and the ratio of time for which they made th...
A shopkeeper purchased an article for Rs.'a' and marked it 140% above its cost price and sold it after giving two successive discounts of 300 and 20%, r...
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Abhijit buys an old scooter for Rs. 3700 and spends Rs. 300 on its repairs. If he sells the scooter for Rs. 5500, his gain percent is
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Profit percentage received on a product when sold for Rs.500 is equal to the percentage loss incurred when the same product is sold for Rs.300. Find the...
A man bought an article at 25% less of the marked price and sold it at 15% more than the marked price. Find the profit earned by him.
...A perfume bottle is sold for a profit of ₹175 after a 25% discount is applied. If the cost price and marked price of the bottle are in the ratio of 1:...
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