4+5=9,5+4=21,6+9=?

Renjith S Nair (Accountant) (94 Points)

25 June 2013  

4+5=9

5+4=21

then 6+9 =??????/

 

some one please help, very urgent

4hay friends, I lost my sleep due to this question.Pls some one help.very urgent 4+5 = 9 5+4 = 21 6+9= ?

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