Let the total monthly savings be S.
FD investment \(=\frac{50}{100}S.\)
Stock investment \(=\frac{30}{100}(S-\frac{50}{100}S)\)
\(=\frac{15}{100}S.\)
Savings bank account investment \(=\frac{35}{100}S.\)
\(⇒\frac{35}{100}S+\frac{50}{100}S=59500\)
\(⇒S= 70000\)
In a survey, 60 % of 200 students prefer online classes, and 25 % of the remaining prefer hybrid classes. How many students prefer neither?