Kamis, 29 November 2007

[psikologi_transformatif] TEKA TEKI 1

Kalian punya 9 kelereng, nah salah satu di antara 9 kelereng itu cacat
(lebih berat) daripada kelereng2 lainnya.
Dengan 2 x nimbang pake timbangan neraca, cari kelereng yang cacat itu.

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