The selling price (SP) is calculated using the formula:
\[SP = CP \times \left(1 + \frac{\text{Profit \%}}{100} \right)\]\[ SP = 3,924 \times \left(1 + \frac{25}{100} \right) \]
\[ SP = 3,924 \times 1.25 \]
\[ SP = 4,905 \]
Thus, the selling price is Rs 4,905 (Option B).
In a survey, 60 % of 200 students prefer online classes, and 25 % of the remaining prefer hybrid classes. How many students prefer neither?