On a day when I am in a hurry to go to office, I have a fixed quantity of rice which was just cooked and kept in a bowl. In order to cool it quickly, which one of the following is the best option?
Let it be kept on the table in a room where there is no fan, no air conditioner
Let it be kept in a room with AC set at a temperature around 23 °C and a ceiling fan (or table fan) operating at slow speed
Let it be kept in a bowl of water (at room temperature) and operating a ceiling fan (or table fan) at full speed
Let it be kept in a bowl of water at room temperature only
For election to the Lok Sabha, a nomination paper can be filed by
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In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
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Which among the following events happened earliest ?
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An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
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