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Maths Puzzle
Numerical Ability
a 4x4 magic square matrix using numbers 1 thru 16 not repeating.
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book Other Question
c= circumfernce d= diameter r= radius pie= 3.14 or 22/7
c= 44 meters
what is the radius
formula c=2*3.14*r
i do not know the answer
solve for x
5/6 = x12