Bree102
Bree102
17-06-2016
Mathematics
contestada
1+4=5
2+5=12
3+6=21
8+11=?
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garyzhang
garyzhang
17-06-2016
it's 40=8+11+21 it adds the previous answer
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jhonyy9
jhonyy9
21-06-2016
so there get this results in this way
1+4 =5
2+5+5=12
3+6+12 =21
8+11+21=40
Answer Link
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