Mathemstics Practical Test T1

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Across
  1. 2. 19 is less than 45
  2. 4. the angle of a right angle
  3. 5. the size of each interior angle (15 sides)
  4. 6. 2x(x+4)/3
  5. 9. the difference between 25 and the unknown number
  6. 11. 100-30x (4-3)
  7. 12. the sum of the exterior angle (15 sides)
  8. 13. 18/3x5-3+2
  9. 14. the sum of the interior angle (15 sides)
  10. 16. -34 is less than 2 times -16
  11. 18. 2x(5y-4)+2(6x-4xy)
  12. 20. 6(3x-2y)
  13. 22. 5(y+4)
  14. 23. 9xy-2xy
  15. 24. HCF of 25 and 200
Down
  1. 1. the size of each exterior angle (15 sides)
  2. 3. the angle of a straight angle
  3. 5. (z) (y) (12) 7a-2b (a) (7) (2) (b)
  4. 6. LCM of 95 and 120
  5. 7. four times the unknown number less twice the number
  6. 8. the angle of a revolution
  7. 9. the fraction obtained when double the unknown number is divided by the sum of the unknown number and four
  8. 10. a third of the unknown number plus three
  9. 15. 48-(2+3)x2
  10. 16. 7(2x-2y)
  11. 17. HCF of 64 and 144
  12. 18. 8.24-2.56/17 0.72
  13. 19. 5xy-2+xy
  14. 21. xy-2xz+7xy
  15. 23. (a)(7)-(2)(b)