Question 79

If three is added to each even digit and three is subtracted from each odd digit in the number 254673 and then in the new number thus formed all the digits are arranged in descending order, which of the following will be third from the right?

Solution

Number = '254673'

If 3 is added to each even digit and 3 is subtracted from each odd digit,

New number = 527490

Arranging the digits in descending order,

=> Number = 975420

$$\therefore$$ 3rd digit from right = 4

=> Ans - (D)

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