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Consider the number 57645361, if the digit at unit place is decreased by 1, the digit at tens ‘place is
increased by 2, the digit at hundreds’ place is decreased by 1, the digit at thousands’ place is increased by 2
and so on, then after rearranging how many number appears twice?
  • a)
    2
  • b)
    3
  • c)
    4
  • d)
    1
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Consider the number 57645361, if the digit at unit place is decreased ...
Explanation:

Given number: 57645361

Operations:
- Decrease the unit place digit by 1: 57645360
- Increase the tens place digit by 2: 57645380
- Decrease the hundreds place digit by 1: 57645280
- Increase the thousands place digit by 2: 57647280
- Decrease the ten-thousands place digit by 1: 57637280
- Increase the hundred-thousands place digit by 2: 57837280
- Decrease the millions place digit by 1: 47837280

Numbers appearing twice:
- 8 appears twice in the rearranged number: 57645380 and 57647280
Therefore, the number 8 appears twice after rearranging the digits of the given number. Hence, the correct answer is option A) 2.
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Consider the number 57645361, if the digit at unit place is decreased by 1, the digit at tens ‘place isincreased by 2, the digit at hundreds’ place is decreased by 1, the digit at thousands’ place is increased by 2and so on, then after rearranging how many number appears twice?a)2b)3c)4d)1Correct answer is option 'A'. Can you explain this answer?
Question Description
Consider the number 57645361, if the digit at unit place is decreased by 1, the digit at tens ‘place isincreased by 2, the digit at hundreds’ place is decreased by 1, the digit at thousands’ place is increased by 2and so on, then after rearranging how many number appears twice?a)2b)3c)4d)1Correct answer is option 'A'. Can you explain this answer? for Interview Preparation 2024 is part of Interview Preparation preparation. The Question and answers have been prepared according to the Interview Preparation exam syllabus. Information about Consider the number 57645361, if the digit at unit place is decreased by 1, the digit at tens ‘place isincreased by 2, the digit at hundreds’ place is decreased by 1, the digit at thousands’ place is increased by 2and so on, then after rearranging how many number appears twice?a)2b)3c)4d)1Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Interview Preparation 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the number 57645361, if the digit at unit place is decreased by 1, the digit at tens ‘place isincreased by 2, the digit at hundreds’ place is decreased by 1, the digit at thousands’ place is increased by 2and so on, then after rearranging how many number appears twice?a)2b)3c)4d)1Correct answer is option 'A'. Can you explain this answer?.
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