Final answer:
The number of pumps of syrup in a venti cold drink at Starbucks varies depending on the type of drink ordered and can be customized based on the customer's preference.
Step-by-step explanation:
In a venti cold drink at Starbucks, the number of pumps of syrup varies depending on the type of drink ordered. For example, a venti iced coffee typically contains 4 pumps of syrup, while a venti iced latte may have 5 or 6 pumps of syrup. The exact number of pumps can also be customized based on the customer's preference. It's best to check with the barista or refer to Starbucks' official menu for the specific number of pumps in a venti cold drink.