There are 100 people on an island; some people always tell the truth, and the others always lie.
A visitor asks them, "How many of you tell the truth?"
For the person replies, " of us tell the truth," where is the last two digits of
How many of them always tell the truth?
Note: All 100 islanders replied. For example, the person replied, "9 of us tell the truth" because and the person replied, "89 of us tell the truth" because