What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
व्याख्या एवं हल
सही उत्तर: (C) 13
In English (Question & Model Answer)
What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
Correct Option: (C) 13
सही उत्तर: (C) 13
What is the missing number X of the series 7, X, 21, 31, 43, ? [2015/13]
Correct Option: (C) 13