If selling price is doubled, the profit triples. Find the profit percent
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Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is:
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Raja was studying for his examinations and the lights went off. It was around 1:00 AM. He lighted two uniform candles of equal length but one thicker than the other. The thick candle is supposed to last six hours and the thin one two hours less. When he finally went to sleep, the thick candle was twice as long as the thin one. For how long did Raja study in candle light?
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What is a decision tree? When would you want to use one? What are its performance characteristics? How can you generate a decision tree automatically from a pre-existing data set? Is it feasible to do this at runtime, and has it been done in a commercial game before? When and why would you want to do this, and how would the data need to be organized to make this possible?
i have 10,000 records in one input file i want to sort 1 to 5000 records in one out file and remaining records sort in another out file file write syntax?
A man has Rs. 480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?