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Instructions
What will come in place of question mark (?) in the given questions ?
Solution
Expression : $$20\%$$ of $$270-6=?^{2}$$
=> $$(\frac{20}{100} \times 270) - 6 = (x)^2$$
=> $$54 - 6 = (x)^2$$
=> $$x = \sqrt{48} = 4\sqrt{3}$$
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