Question

1+4=5 2+5=12 3+6=21 5+8=48 5+55=?

Answer 1

Is it 108?As per my calculation it is 108

Answer 2

1×5=5
2×(5+1)=12
3×(6+1)=21
(5+1)×8=48
(5+1)×55=330
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