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? 126 B 13 A 42 D 7 C 15 = ?
Asked in RRB NTPC 2026 — 18 June Shift 3 · Reasoning
Tap an option to check your answer.
Show answer and explanation
Correct answer: (A) 203
Substituting B=-,A=+,D=/,C=x into '126 B 13 A 42 D 7 C 15' gives 126-13+42/7*15, and following operator precedence: 42/7=6, 6*15=90, then 126-13+90=203.
हिंदी में प्रश्न
यदि ‘A’ का अर्थ +’ है, '8' का अर्थ -/ है, '०' का अर्थ »*! है और '0' का अर्थ +’ है, तो निम्नलिखित समीकरण में प्रश्न-चिह्व (?) के स्थान पर क्या आएगा? 126 13 42 7 15 0 7 ७ 45 527
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 620
'126 B 13 A 42 D 7 C 15' में B=-,A=+,D=/,C=x रखने पर 126-13+42/7*15 मिलता है, और संक्रिया प्राथमिकता का पालन करते हुए: 42/7=6, 6*15=90, फिर 126-13+90=203।
More solved Reasoning questions
- What should come in place of ‘?’ in the given series? 280 225 175 130 90 55 ?
- If 1 is added to each odd digit and 1 is subtracted from each even digit in the number 7254136, how many digits will appear more than once…
- In a certain code language, A : B means ‘A is the father of B’, A @ B means ‘A is the mother of B’, A ? B means ‘A is the wife of B’ and A…
- What should come in place of '?' in the given series? 391 349 376 334 361 319 ?
- If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 4317856, how many digits will appear more than once…
- In a certain code language, A @ B means ‘A is the mother of B’, A × B means ‘A is the wife of B’, A + B means ‘A is the brother of B’ and…