9th Class Mental Ability Sequential Output Tracing Question Bank Sequential Output Tracing

Direction: Study the information below carefully.

A number arrangement machine when given an input consisting of numbers arranges the numbers in a particular way until all the numbers are arranged in a specific order. Read the following steps of rearrangements.

Input    : 60 54 18 48 12 90

Step I    : 60 90 54 12 18 48

Step II    : 60 48 90 18 54 12

Step III   : 60 12 48 54 90 18

Step IV   : 60 18 12 90 48 54

Step V    : 60 54 18 48 12 90

The step V is the final step. Identify the rule in above steps of rearrangement and hence answer the questions given below. What will be the step II for the input? Input:   48 40   62    15    17   25

A)

48 40 62 15 17 25

B)

15 17 25 40 48 62

C)

48 15 25 62 40 17

D)

48 17 62 40 15 25

Correct Answer: C

Solution :

In each step the following rule is followed by the numbers until the original input is obtained. 1st last 2nd 2nd last 3rd 3rd last,