Mathematics, 08.04.2021 02:50 kevonmajor

In the summer camp, Alyosha, Borya, Vitya and Grisha. All of them are of different ages, study in different classes (with
7th to 10th) and are engaged in different circles:
mathematical, aircraft modeling, chess, and photo circles.
It turned out that
- the photographer is older than Grisha;
- Alyosha is older than Viti, and the chess player is older than Alyosha;
- on Sunday Alyosha played tennis with the photographer, and
Grisha at the same time lost to the model aircraft designer in the towns.
Determine who is in which circle

Answers: 3

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In the summer camp, Alyosha, Borya, Vitya and Grisha. All of them are of different ages, study in d...