As per the mentioned details, the gross mass of the container is 65 grams.
The gross mass of the container is defined as the total mass of the package. It includes the mass of constituents and the mass of containing body. So, here the sum of mentioned masses will be the gross mass of the container.
Gross mass of the container = 60 + 5
Performing addition on Right Hand Side of the equation to find the gross mass of the container
Gross mass of the container = 65 grams
Thus, the gross mass of the container is 65 grams.
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