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Maths Puzzle
Numerical Ability
If a and b are positive integers and (a^1/2 b^1/3)^6 = 432, what is the value of ab?
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- (a^(1/2)*b^(1/3))^6
=a^3*b^2
=432 for a=3& b=4
so a*b=3*4=12
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