RPF Constable previous year question
Which of the following numbers is divisible by 11? 9009, 6739, 8423, 1814
Asked in RPF Constable 2025: Shift 11 · Quantitative Aptitude
Tap an option to check your answer.
Show answer and explanation
Correct answer: (C) 9009
9009: (sum of digits at odd places) − (sum at even places) is a multiple of 11, so 9009 is divisible by 11; the others are not.
हिंदी में प्रश्न
निम्नलिखित में से कौन-सी संख्या 11 से विभाज्य है? 9009, 6739, 8423, 1814
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 9009
9009: विषम स्थानों के अंकों का योग − सम स्थानों के अंकों का योग 11 का गुणज है, अतः 9009 11 से विभाज्य है; शेष नहीं हैं।
More solved Quantitative Aptitude questions
- The average weight of 25 students in a class is 48 kg. If the teacher, who weighs 72 kg, is also included, find the new average weight.
- Find the difference between compound interest and simple interest on ₹5000 for 2 years at 5% per annum.
- The average of 5 numbers is 50. If one number is excluded, the average of the remaining numbers becomes 49. Find the excluded number.
- A sum of money is divided among A, B and C in the ratio 2:3:5. If C gets ₹450 more than A, find the total sum.
- A shop sold 120 items in a week: 40% on Monday, 10% on Tuesday, and the rest evenly over the remaining 5 days. How many items were sold on…
- The average weight of 20 students in a class is 40 kg. If the teacher, who weighs 58 kg, is also included, find the new average weight.