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    Question

    What will be the fourth step for the following

    input? Input: 76 172 372 43 243 361 165 A word arrangement machine,when given a particular input, rearranges it following a particularrule. The following is the illustration of the input and the steps of arrangement: Input: 87, 321, 293, 47, 176, 409, 215 Step I: 47, 321, 293, 87, 176, 409, 215 Step II: 47, 321, 293, 87, 176, 215, 409 Step III: 47, 87, 293, 321, 176, 215, 409 Step IV: 47, 87, 293, 215, 176, 321, 409 Step V: 47, 87, 176, 215, 293, 321, 409
    A 43 76 165 172 243 361 372 Correct Answer Incorrect Answer
    B 43 172 165 76 243 361 372 Correct Answer Incorrect Answer
    C 43 172 372 76 243 361 165 Correct Answer Incorrect Answer
    D Can’t be determined Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Here the rule followed is: numbers are getting arranged in ascending order. The smallest no. interchanges with the first position. Then the largest no. interchanges with the last position. Next, the second smallest no. interchanges with the second position. And so on. Input: 76 172 372 43 243 361 165 Step I: 43 172 372 76 243 361 165 Step II: 43 172 165 76 243 361 372 Step III: 43 76 165 172 243 361 372 [Machine will stop after step III.]

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