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Answer to 1+4=5 2+5=12 3+6=21 8+11=?

Answer to 1+4=5 2+5=12 3+6=21 8+11=?
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4 votes
Answer to 1+4=5 2+5=12 3+6=21 8+11=?

User Yasushi Shoji
by
8.6k points

2 Answers

4 votes
the answer will be 19
User Onur Topal
by
8.2k points
4 votes
It appears that each consecutive answer is added to the next operation such that ((1+4)=5)+2+5=12, because 2+5=7, but when added to (1+4), the answer is 12, and so on.

Thus,
(1+4)=5 + (2+5)=12 + (3+6)=21 + (8+11)=40
User Ryan Dhungel
by
8.4k points
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