maths crossward

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Across
  1. 5. when two ratios are equated it becomes.
  2. 6. EQUATION something that can be solved by the method of the completing a square
  3. 9. the set of numbers including negative as well as whole numbers
  4. 10. if the lines intersect at a point, then that point gives the unique solution of the two equations.
Down
  1. 1. when the selling price is more than its cost price the difference is called
  2. 2. the probabliity of an impossible
  3. 3. when an event is supposed to be equally likely.
  4. 4. POLYNOMIAL a degree of three.
  5. 7. when two quantities need to be compared or expressed in ratio, they need to be in same units,
  6. 8. when the cost price is more than the selling price what is the difference called