IBPS RRB Officer Scale-I Prelims practice question
Find the missing term in the series: J1, L4, N9, P16, ?
From a IBPS RRB Officer Scale-I Prelims Reasoning practice set · Reasoning
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Correct answer: (D) R25
Pattern: the letter advances by 2 and the number is the square of its position (1², 2², 3², ...). The complete series is J1, L4, N9, P16, R25, so the missing term is R25.
हिंदी में प्रश्न
श्रृंखला में लुप्त पद ज्ञात कीजिए: J1, L4, N9, P16, ?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) R25
नियम: अक्षर प्रत्येक बार 2 आगे बढ़ता है और संख्या उसकी स्थिति का वर्ग है (1², 2², 3², ...)। पूरी श्रृंखला J1, L4, N9, P16, R25 है, अतः लुप्त पद R25 है।
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