the average temprature of 19th , 20th and 21st was 41 °C and the average temprature of 20th, 21st and 22nd was 42°C. if the temprature on 22nd was 45°C, then what was the temprature on 19th?
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the population of a town is increasing at the rate of 8% per annum what will be the population of the town after 2 years if the present population is 12500
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