How many of the following pairs are exactly alike? (1) SSS 34-5521087-6 | SSS 34-5521078-6; (2) SSS 02-1189345-0 | SSS 02-1189345-0; (3) SSS 33-7004612-9 | SSS 33-7004612-8; (4) SSS 05-6640129-3 | SSS 05-6640192-3; (5) SSS 34-2210776-1 | SSS 34-2210776-1
Correct answer: B. 2
2 of the five pairs are exactly alike: (1) differs at "1087-6" vs "1078-6"; (2) is alike; (3) differs at "2-9" vs "2-8"; (4) differs at "0129-3" vs "0192-3"; (5) is alike. Check each pair one character at a time, from left to right, without skipping punctuation.
hard