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Question Id : 11571 | Context :NIMCET 2023

Question

If 3 is subtracted from the middle digit of each of the following numbers and then the position of the digits are reversed, which of the following will be the last digit of the middle number after they are arranged in descending order?
589 362 554 371 442
🎥 Video solution / Text Solution of this question is given below:

Digit Puzzle: Final Digit of the Middle Number

? Given Numbers: 589, 362, 554, 371, 442

Step 1: Subtract 3 from the middle digit of each number

  • 589 → 589 → 559 → 559
  • 362 → 362 → 332 → 332
  • 554 → 554 → 524 → 524
  • 371 → 371 → 341 → 341
  • 442 → 442 → 412 → 412

Step 2: Reverse the digits of each new number

  • 559 → 955
  • 332 → 233
  • 524 → 425
  • 341 → 143
  • 412 → 214

Step 3: Arrange in descending order

955, 425, 233, 214, 143

Step 4: Pick the middle number

Middle number = 233

Step 5: Find the last digit

Last digit of 233 = 3

✅ Final Answer: 3


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