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Grade 12th passIIT JEE Entrance Exam

In a 7 digit number, only 2’s and 3’s are present. If no two 2’s are consecutive, then the number of such numbers is?

Profile image of Elna Varghese
8 Years agoGrade 12th pass
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1 Answer

Profile image of Robins Anand
8 Years ago
dear student , answer is 4 because if no of 3’s would less than no of 2’s then this would not satisfy the given question, so there are only 4 no of ways in which no of 2’s is less than or equal to no of 3’s .

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