Quantitative Aptitude
If \( \sin A - \cos A = \frac{\sqrt{3} - \sqrt{2}}{2} \), then the value of \( \sin A \cdot \cos A \) is:
\(\frac{2\sqrt{3} - 1}{4}\)
\(\frac{2\sqrt{2} - 1}{8}\)
\(\frac{2\sqrt{6} - 1}{8}\)
\(\frac{3\sqrt{2} - 1}{4}\)
The following bar chart shows the year wise percentage hike in the fuel price with respect to the previous year.
In how many years did the fuel price not rise?