1. trigonometry   zoológija   álgebra   ischisleniye   trigonometriya   Hint Half-n-half Clue   2. geography   ischisleniye   geografiya   álgebra   trigonometriya   Half-n-half Clue   3. astronomy   biologiya   astronomiya   ischisleniye   geografiya   Half-n-half Clue   4. geometry   zoológija   geometriya   astronomiya   biologiya   Half-n-half Clue   5. chemistry   trigonometriya   himiya   istórija   geologiya   Half-n-half Clue   6. algebra   álgebra   geografiya   himiya   fizika   Half-n-half Clue   7. psychology   biologiya   psixológija   fizika   álgebra   Half-n-half Clue