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What will be the unit digit when 4545
- a)5
- b)0
- c)1
- d)9
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is opt...
Here the last digit is depend upon the 5
The cyclicity of 5 is 1 so there is no need to divide the power with 1
because whatever is the power of 5 the last digit will remains 5 so the last
digit of 4545 will be 5 .
51 = 5
52 = 25
53 = 125
The cyclicity of 5 is 1 so there is no need to divide the power with 1
because whatever is the power of 5 the last digit will remains 5 so the last
digit of 4545 will be 5 .
51 = 5
52 = 25
53 = 125
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Community Answer
What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is opt...
Unit Digit Calculation
- Option A: 4545
- Option B: 450
- Option C: 1
- Option D: 9
To find the unit digit of 4545, we only need to consider the last digit of the number. In this case, the last digit is 5. Therefore, the unit digit of 4545 is 5.
Similarly, for 450, the unit digit is 0 as it is the last digit of the number.
For 1, the unit digit is also 1 as it is the last digit of the number.
In the case of 9, the unit digit is 9 since it is the last digit of the number.
Therefore, the correct answer is option A as the unit digit of 4545 is 5.
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What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer? for CAT 2025 is part of CAT preparation. The Question and answers have been prepared according to the CAT exam syllabus. Information about What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for CAT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer?.
What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer? for CAT 2025 is part of CAT preparation. The Question and answers have been prepared according to the CAT exam syllabus. Information about What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for CAT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What will be the unit digit when 4545a)5b)0c)1d)9Correct answer is option 'A'. Can you explain this answer?.
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