What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
Explanation & Solution
Correct Option: (C) 13
हिंदी में प्रश्न एवं आदर्श उत्तर
What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
सही उत्तर: (C) 13
Correct Option: (C) 13
What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
सही उत्तर: (C) 13