MATH PRACTICAL TEST #1 (CROSS WORD)

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Across
  1. 2. How many odd prime numbers are less than 50?
  2. 3. a X b X a X b X a X b X c
  3. 4. Round 12.0164 to 2 decimal places
  4. 8. The sum of the unknown number and its square
  5. 9. x X y X 12
  6. 11. Round 3.185 to 2 decimal places
  7. 12. (√49)^2
  8. 13. what is the sum of the angle of a point.
  9. 14. (56-6^2)x(4+3)
  10. 15. 25km below sea level
  11. 16. -34 is less than 2 times -16
  12. 18. HCF of 22 and 44
  13. 19. 2y+6y
  14. 20. what is the size of each exterior angle in this polygon.
Down
  1. 1. 5x^2-6x^2+2x
  2. 2. 10^4
  3. 4. 20-[(4+12)-(6+2)]
  4. 5. 2x(x+2y)
  5. 6. 3(4xy-2x)+5(3x-xy)
  6. 7. √1764
  7. 9. 19 is less than 45
  8. 10. LCM of 54 and 60 (prime factorization)
  9. 11. abc (a=3, b=5, c=2)
  10. 13. What is the sum of exterior angles of a convex polygon with 15 side.
  11. 14. 4b-2a+c (a=3, b=5, c=2)
  12. 16. A time two hours behind GMT
  13. 17. What is the sum of an angle which is struck line
  14. 21. LCM of 12 and 15