Direction: The pie chart shows the number of different flavours of milk shakes sold at an ice-cream parlour in a day. Same number of apple, strawberry and orange flavours were sold. If 66 glasses of grape-flavoured milk shake were sold, how many milk shakes were sold altogether?

• A.  \[600\]                                
• B.  \[60\]                  
• C.  \[500\]                
• D.         \[100\]