Discussion of Question with ID = 023 under Passwords-and-Inputs

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Question

"23 90 76 unit sack idea hand 41" is re-arranged according to a particular rule, in the steps mentioned below.

  1. unit 90 76 23 sack idea hand 41
  2. unit 90 sack 23 76 idea hand 41
  3. unit 90 sack 76 23 idea hand 41
  4. unit 90 sack 76 idea 23 hand 41
  5. unit 90 sack 76 idea 41 hand 23

If an input is: 49 41 63 33 tail pace malt lack, then how many steps are required if re-arrangement is done according to the above rule?

A

6

B

5

C

4

D

7

Soln.
Ans: a

In each step, English words and numbers are alternately being arranged in decreasing order. An English word is placed, then a number, and so on. These are the steps for re-arrangement starting with 49 41 63 33 tail pace malt lack:

  1. tail 41 63 33 49 pace malt lack
  2. tail 63 41 33 49 pace malt lack
  3. tail 63 pace 33 49 41 malt lack
  4. tail 63 pace 49 33 41 malt lack
  5. tail 63 pace 49 malt 41 33 lack
  6. tail 63 pace 49 malt 41 lack 33

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