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2139.1. Average arithmetical

Best pupils will participate in excursion to Jelgava for free. School granted 65 euro finance. Membership is 15 euro. A table has been given where can are pupils marks and average arithmetics in subjects:(more than one answer is possible)

Which pupil can ride in excursion for free?
Statistic elements
Average arithmetical

Solve tasks to find hidden Geo point coordinates

  1. Geometry: Circle in a triangle, centers location.
  2. Physics: Movement characteristics.
  3. Geometry: Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.
  4. Algebra: Fraction amplification and abbreviation.
  5. Algebra: Median
  6. Geometry: Pythagorean theorem. Right angled triangle signs.
  7. Chemistry: Accessories and equipment in laboratory.
  8. Chemistry: Neutralisation reactions and calculations.
  9. Algebra: Square root
  10. Chemistry: Acids, bases and salts chemical formulas and names.