List of top Quantitative Aptitude Questions on Simplification asked in NIFT

Simplify the following expression: $ \frac{2^{n+5} - 4 \cdot 2^{n}}{2 \cdot (2^{n+4})} $.

Calculate the value of the following expression: \[ \frac{(0.12562 \times 0.3179)}{(0.9537) \times (0.25124)}. \]