RRB NTPC CBT-1 previous year question
If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, then what will come in place of the question mark (?) in the following equation? 22 C 10 D 9 A 21 B 42 = ?
Asked in RRB NTPC 2026 — 14 June Shift 2 · Reasoning
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Correct answer: (C) 14
Substituting the codes gives 22+10-9/21*42. Following order of operations, 9/21*42=18, so the expression becomes 22+10-18 = 14.
हिंदी में प्रश्न
यदि ‘A’ का अर्थ =" है, '8' का अर्थ ५८ है, '0' का अर्थ “+ और ०! का अर्थ “' है, तो निम्नलिखित समीकरण में प्रश्न-चिह् ‘2? के स्थान पर क्या आएगा? 22 10 9 # 21 42 425?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 14
कोड प्रतिस्थापित करने पर 22+10-9/21*42 प्राप्त होता है। संक्रिया क्रम का पालन करने पर, 9/21*42=18, इसलिए व्यंजक 22+10-18 = 14 बन जाता है।
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