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Number Puzzle #31

(3 votes, average: 3.00 out of 5)

April 1, 2013 by puzzler 1 Comment

 

IF 1 + 1 = 5 2 + 2 = 20 3 + 3 = 45 Then, 4 + 4 = ?

IF 1 + 1 = 5
2 + 2 = 20
3 + 3 = 45
Then, 4 + 4 = ?

See AnswerHide Answer

Answer is 80

How?
Multiply the two numbers and then multiply the result by 5.

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Comments

  1. Mani Kanta says

    February 28, 2017 at 5:15 pm

    assume left part as “A+B” then
    (square(A+B))+(A*B)

    Reply

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