CAT Question > What will be the last non-zero digit of (25!)...
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What will be the last non-zero digit of (25!)45!?
- a)8
- b)4
- c)6
- d)None of these
Correct answer is option 'C'. Can you explain this answer?
Answers
►Here there is no need to find the last non zero digit of 25!.
►We know that last non zero digit of 25! will be an even number and (even number)4k = 6, so last non zero digit of expression will be 6.
Hence the answer is option C
Hence the answer is option C
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What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer? for CAT 2023 is part of CAT preparation. The Question and answers have been prepared according to the CAT exam syllabus. Information about What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for CAT 2023 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer?.
What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer? for CAT 2023 is part of CAT preparation. The Question and answers have been prepared according to the CAT exam syllabus. Information about What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for CAT 2023 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What will be the last non-zero digit of (25!)45!?a) 8b) 4c) 6d) None of theseCorrect answer is option 'C'. Can you explain this answer?.
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Here there is no need to find the last non zero digit of 25!.We know that last non zero digit of 25! will be an even number and (even number)4k= 6, so last non zero digit of expression will be 6.Hence the answer is option C
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