+0  
 
0
26
1
avatar+418 

A mathematical prodigy wishes to put 2 of his indistinguishable IMO gold medals and 2 of his indistinguishable IPhO gold medals in one row. How many distinct arrangements are possible?

Logic  Oct 18, 2018
 #1
avatar+90968 
+1

The numer of disitnguishable arrangements  =

 

4!  / [ 2!  * 2!  ]  =    24 / 4   =    6

 

cool cool cool

CPhill  Oct 18, 2018

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