drklein51
drklein51
02-12-2016
Mathematics
contestada
1+4=5, 2+5=12, 3+6=21, and 8+11=?
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MusicFreak
MusicFreak
02-12-2016
Your answer is 40. 2+5+the previous number=12 3+6+12=21, 8+11+21=40
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