exam Maths Puzzle Numerical Ability

How would I simplify?

(6a^2/7b^2)^-2

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exam Other Question

Please Solve LOG3(x^2+17)-LOG3(x+5)=1 Thanks A man wants to share £100000 among his 4 kids: tom, william, victor and uma. He did it in such a way that the amount tom gets times his house number equals the amount uma gets divi