40 + 40 x 0 + 1 = 40 + (40 x 0) + 1 = 41
If there were brackets, only 2 more options are left
(40 + 40) x 0 + 1 = 80 x 0 + 1 = (80 x 0) + 1 = 1
and the final option...
40 + 40 x (0 + 1) = 40 + (40 x 1) = 80
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Oh so you are saying its universal?
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eehmmm, YES! It's called maths and they're universal.