4 4 4 4. Puzzle

TEST UR I.Q.?

PROVE IT :

4___4___4___4 = 20

you can use any sign of math
to solve it.
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Ans:
4 / 4 + 4 x 4 = 20
Sahi tarah is tarah likhegen
(4 / 4 + 4) x 4 = 20