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To celebrate Sheela's birthday, her father wants to give an ice cream. But he noticed the bakery has different flavours such as 4 variety of vanilla flavour ice cream, 5 type of butterscotch ice cream, and 6 variety of chocolate flavours. How many possible ways he has to choose an ice cream?
 
 
In  possible ways, Sheela's father can choose ice cream he wants to give her daughter.