In how many ways can four children be made to stand in a line such that two of them, `A` and `B` are always together?

Ask a Question


Question Asked by a Student from EXXAMM.com Team


Q 2443834743.     In how many ways can four children be made to stand
in a line such that two of them, `A` and `B` are always
together?
IAS 2010 Prelims
A

`6`

B

`12`

C

`18`

D

`24`

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

Find instant solution to any question from our database of 1.5 Lakh + Questions

 


Access free resources including

  • 100% free video lectures with detailed notes and examples
  • Previous Year Papers
  • Mock Tests
  • Practices question categorized in topics and 4 levels with detailed solutions
  • Syllabus & Pattern Analysis

Engineering


Medical


Banking


DEFENCE


SSC


RRB


CBSE-NCERT


OLYMPIAD