The Following Information Shows the Colours of Cars Preferred by Customers

Essay

The following information shows the colours of cars preferred by customers. Draw
a pie graph and indicate how many degrees the black represents in a pie graph?
$$\begin{array} { | l | l | } \hline \text { Colours } & \text { Number } \\\hline \text { Red } & 50 \\\hline \text { Black } & 60 \\\hline \text { White } & 30 \\\hline \text { Green } & 20 \\\hline \text { Blue } & 40 \\\hline\end{array}$$