Statistics, Data Analysis and Probability for Grade 12, Problem ID: 4121
John and I have a glass of milk.
He drinks half of it and then I drink half of what is left.
He drinks half of what is left and I do the same.
We continue until nothing is left.
What proportion of the initial amount of the milk did I drink in total?
1 / 4 1 / 3 1 / 5 2 / 5