Cost of a quarter of a kg of tomatoes, half kg of onions and three quarters of a kg of capsicum is

\begin{tabular}{|c|c|} \hline Vegetables & Price (per kg.) \\ \hline Tomatoes & 12 \\ \hline Onions & 30 \\ \hline Capsicum & 16 \\ \hline \end{tabular}

The correct option is B 30

Cost of 1 kg of tomato = 12
Wet. of Qunarter kg of tomato $=\frac{1\times 12}{4}=3$
Cost of 1 kg of onion = 30
\therefore Cost of half kg of Onions $=\frac{1\times 30}{2}=15$
Cost of 1 kg of Capsicorn = 16
$\therefore$ Cost of $\frac{3}{4}$ kg of $=\frac{3\times 16}{4}=12$
$\therefore$ Total cost $=12+15+3=30$