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pullagurla
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If a two-digit positive integer has its digits reversed,
the resulting integer differs from the original by 27.
By how much do the two digits differ?
(A) 3
(B) 4
(C) 5
(D) 6
(E) 7
Use backsolving
the resulting integer differs from the original by 27.
By how much do the two digits differ?
(A) 3
(B) 4
(C) 5
(D) 6
(E) 7
Use backsolving
