In the number ‘435673538’, the digit which are less than 6 is subtracted by 2…
2025
In the number ‘435673538’, the digit which are less than 6 is subtracted by 2 and rest all the digits are subtracted by 1. Now remove all the repeated digits and then find the difference between sum of odd digits and sum of even digits in the new number formed after rearrangement?
- A.
5
- B.
4
- C.
8
- D.
12
- E.
3
Attempted by 14 students.
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Correct answer: B
Transform 435673538 by subtracting 2 from digits less than 6 and subtracting 1 from the rest: 213561317.
Removing all digits that repeat leaves 2, 5, 6, and 7.
Odd-digit sum = 5 + 7 = 12 and even-digit sum = 2 + 6 = 8. Difference = 4.