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Mathematics, 31.03.2020 10:46 meowandcake

Alice has a chocolates and Bob has b chocolates.
Alice gives half her chocolates to Bob.
Bob then gives half of all the chocolates he now has to Alice.
How many chocolates does Alice now have? (in terms of a and b)

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Alice has a chocolates and Bob has b chocolates.
Alice gives half her chocolates to Bob.
...
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