The position of the first and the sixth digits in number 5314278906 are interchanged. Similarly the position of the second and the saventh digits are interchanged and so on. Which of the following will be the fourth from the right end after the rearrangemenr?

general knowledge math & puzzles

  1. 3

  2. 1

  3. 4

  4. 5

Show answer
Correct Option: A

AI Explanation

To solve this question, let's go through each step of the rearrangement and determine the new position of the fourth digit from the right end.

Starting number: 5314278906

Step 1: Interchange the first and sixth digits. New number: 9714278306

Step 2: Interchange the second and seventh digits. New number: 9774278306

Step 3: Interchange the third and eighth digits. New number: 9792278306

Step 4: Interchange the fourth and ninth digits. New number: 9795278306

Step 5: Interchange the fifth and tenth digits. New number: 9795078306

Now, let's determine the new position of the fourth digit from the right end in the rearranged number.

Rearranged number: 9795078306

The fourth digit from the right end is 7.

Therefore, the correct answer is Option A) 7.

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