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Answer»

Solution

Expression : 13.999% of 134.999 + $\sqrt {7.999 \times 8.0001}$= 20 % of ?

$\approx 14 \%$ of $135 + \sqrt{8 \times 8} = \frac{20}{100} \times x$

=> $18.9 + 8 = \frac{x}{5}$

=> $x \approx 5 \times (19 + 8) = 5 \times 27$

=> $x = 135$



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