Logical Riddle: A Man Told His Son - with Answer

Riddle: A man told his son that he would earn $1000 if he could accomplish a given task.

The son agreed so the father gave his son ten envelopes and a thousand dollars, all in one dollar bills.

He told his son, “Place the money in the envelopes in such a manner that no matter what amount of dollars I ask for, you can give me one or more of the envelopes, containing the exact amount I asked for without having to open any of the envelopes.

If you can do this, you will keep the $1000.”

How can the son distribute the money among the ten envelopes to meet the above conditions?

Check below for the answer of this logical riddle.


Each envelop has the following amount in Dollars: 1, 2, 4, 8, 16, 32, 64, 128, 256, 489.

How to reach this solution: First nine numbers are in Geometrical Progression, and their sum, deducted from 1,000, gives the contents of the tenth envelope.

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