RRB NTPC CBT-1 previous year question
The largest four-digit number which when divided by 10, 11 and 8 leaves remainder 7 in each case is:
Asked in RRB NTPC 2026 — 14 June Shift 2 · Quantitative Aptitude
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Correct answer: (A) 9687
LCM of 10, 11 and 8 is 440. The largest 4-digit multiple of 440 is 9680, so the required number leaving remainder 7 is 9680+7 = 9687.
हिंदी में प्रश्न
चार अंकों की वह सबसे बड़ी संख्या ज्ञात कीजिए, जिसे 10, 11 और 8 से विभाजित किए जाने पर प्रत्येक स्थिति में शेषफल 7 प्राप्त हो।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 9978
10, 11 और 8 का LCM 440 है। 440 का सबसे बड़ा 4-अंकीय गुणज 9680 है, इसलिए शेष 7 छोड़ने वाली आवश्यक संख्या 9680+7 = 9687 है।
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