51If - th of a number is added in number itself,4then the result is 75 – InterviewSolution

1.	51If - th of a number is added in number itself,4then the result is 75. Then the number is
Answer» let number be xone fourth of a number is added to itself be ( x + x/4)result is 75: x + x/4 = 75 take lcm in left hand side( 4x + x)/ 4 = 755x / 4 = 755x = 75 ×45x = 300x = 300/5x = 60the number is 60

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