If each of the odd digits in the number 54638 is decreased
by ?1? and each of the even digits is increased by ?1?, then
which of the following will be the sum of the digits of the
new number?
(a) 26
(b) 29
(c) 25
(d) 28
(e) None of these
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Answer Posted / hari
ans is (e)
there are 2 odd digits n 3 even digits.......
so 54638 ll become 45729 by adding 1 for even nos n
subtracting 1 from odd nos.....
so the sum of digits of obtained no is 4+5+7+2+9 = 27
so there is no option .......
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