DAY 58

Comment

One approach is to list all the fractional parts that one person gets: 1/2 of a bar, plus 1/16, plus ... .
Then add the fractional parts together.
The answer must be slightly less than 3/5.

Answer

Each person gets 19/32 of a bar.

Readers' methods

Victor Norton, York:
The piece left over is 1/32 of a bar.
3 - 1/32 = 96/32 - 1/32 = 95/32.
One fifth of 95/32 is 19/32.

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