How much is a gram of cake?

It's impossible to answer "how much is a gram of cake" because:

* Cake is not sold by the gram. You typically buy cakes by the whole cake, by the slice, or by the pound.

* The price of cake varies greatly. The cost depends on factors like the ingredients, size, decoration, and the bakery or store selling it.

If you're interested in the price of a particular cake, you'll need to check the price at the place where you want to buy it.