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A word and number arrangement machine, when given an input line of words and numbers, rearranges them following a particular rule in each step. The following is an illustration of input and rearrangement. Input: acon 82 43 exam 16 acer loge 77 rope 22 Step I: care 82 acon 43 exam 16 loge 77 rope 22 Step II: cano 77 care 82 43 exam 16 loge rope 22 Step III: emax 43 cano 77 care 82 16 loge rope 22 Step IV: lego 22 emax 43 cano 77 care 82 16 rope Step V: rpeo 16 lego 22 emax 43 cano 77 care 82 Input: 54 roll 39 back 87 25 cash seat 46 beat Q23. How many elements are there between 54 and 39 in Step II?
- One
- Two
- Three
- Four
Correct answer: Three
Solution
The arrangement follows a fixed pattern of moving selected words and numbers to the front in each step. In Step II, the positions of 54 and 39 are separated by three elements. Therefore, the number of elements between them is three.
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