Question
There are five mobiles to be distributed among seven
friends. If no one get more than one mobile, then in how many different way can this be done?Solution
Required no. of ways = 7 P5 = 7!/(7 - 5)! = 7!/2! = 2520
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The State is ahead in the agriculture sector and is expected to become self-reliant in food grain production in three to four years.
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Identify the segment in the sentence, which contains the grammatical error
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...In these questions some of the sentences have errors and some have none. Find out which part of a sentence has an error and indicate it corresponding to...
