English and Logical Reasoning Prep Guide
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- English and Logical Reasoning Prep Guide
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- Logical Reasoning
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English and Logical Reasoning Prep Guide · Logical Reasoning · Puzzles
Directions (Q. 6-12): Study the following information to answer the...
Directions (Q. 6-12): Study the following information to answer the given questions.
A number arrangement machine when given an input of numbers, rearranges them following a particular rule in each step. The following is an illustration of input and steps of rearrangement.
Input:
Step I:
Step II:
Step III:
Step IV:
Step V:
This is the final arrangement and Step V is the last
step for this input. How many steps will be required to get the final output from the following input?
Input: 20, 105, 17, 37, 76, 121, 123, 41
Options
- A5
- B6
- C7
- DNone of these
Correct answer
D. None of these
Step-by-step solution
Here the rule followed is: The numbers are getting arranged in alternate series; one in descending order and the other in ascending order.
Step I: The largest of the given numbers comes to the place of first number and the rest shift rightward.
Step II: The smallest of the given numbers comes to the place of second number and the rest shift rightward.
Step III: The second largest of the given numbers comes to the place of third number and the rest shift rightward.
Step IV: The second smallest of the given numbers comes to the place of fourth number and the rest shift rightward and so on until the alternate series is formed. Input: 20, 105, 17, 37, 76, 121, 123, 41
Step I: 123, 20, 105, 17, 37, 76, 121, 41
Step II: 123, 17, 20, 105, 37, 76, 121, 41
Step III: 123, 17, 121, 20, 105, 37, 76, 41