← Class 8 final maths test lesson New set →

Class 8 Maths Final Test Worksheet

Maths worksheets lesson 64: Class 8 final maths test · Set 364 · 40 sums
TalentJR

The method (Read, plan, check): Find the type of question first: power, square or cube, equation, identity, area or interest? Use the method from that lesson, step by step. Check: square or cube your root back, put equation answers back in, and work interest year by year.

NameDateTime takenScore ___ / 40
  1. 1.A trapezium has parallel sides of 10 cm and 11 cm, and the distance between them is 10 cm. What is its area (in square cm)?
  2. 2.What is 2³? =
  3. 3.What is the value of 2⁵ × 2⁻¹? =
  4. 4.What is the smallest whole number by which 468 must be divided to get a perfect square?
  5. 5.Solve: 4x + 15 = 2x + 21. What is x?
  6. 6.The length of a rectangle is 15 cm more than its width. Its perimeter is 130 cm. What is its width (in cm)?
  7. 7.Solve: 4(y − 3) = 3y + 10. What is y?
  8. 8.Which of these is a perfect cube? (a) 319 (b) 216 (c) 236
  9. 9.Find the value of x² − y² when x = 6 and y = 1.
  10. 10.The sum of two consecutive whole numbers is 21. What is the smallest of them?
  11. 11.Which of these is a perfect cube? (a) 65 (b) 72 (c) 64
  12. 12.Find the value of x² + 2xy + y² when x = 12 and y = 9.
  13. 13.A scooter is worth ₹16000. Its value falls by 15% every year. What will it be worth after 3 years (in ₹)?
  14. 14.Write 9.7 × 10⁻⁴ as a decimal. =
  15. 15.What is the smallest whole number by which 189 must be divided to get a perfect cube?
  16. 16.Solve: m/2 + m/4 = 21. What is m?
  17. 17.A father is 10 years older than his son. In 7 years, the father will be twice as old as his son. How old is the son now?
  18. 18.What is the value of 3³? =
  19. 19.What is 7³? =
  20. 20.Which of these is a perfect square? (a) 289 (b) 309 (c) 308
  21. 21.A scooter is worth ₹7000. Its value falls by 10% every year. What will it be worth after 3 years (in ₹)?
  22. 22.Solve: y/5 + y/2 = 56. What is y?
  23. 23.Solve: y/2 + y/3 = 30. What is y?
  24. 24.A trapezium has an area of 72 square cm. Its parallel sides are 4 cm and 12 cm. What is the distance between them (in cm)?
  25. 25.What is the value of (2/5)⁻²? =
  26. 26.What is the value of (1/4)⁻²? =
  27. 27.What amount will ₹11400 grow to in 1 year at 5% per year compound interest (in ₹)?
  28. 28.What is 28²? =
  29. 29.What is 30²? =
  30. 30.A trapezium has parallel sides of 13 cm and 28 cm, and the distance between them is 6 cm. What is its area (in square cm)?
  31. 31.What is 18³? =
  32. 32.What is the difference between the compound interest and the simple interest on ₹30000 at 12% per year for 2 years (in ₹)?
  33. 33.Use a² − b² = (a + b)(a − b) to find 88² − 54².
  34. 34.Write 8 × 10⁻¹ as a decimal. =
  35. 35.The length of a rectangle is 8 cm more than its width. Its perimeter is 80 cm. What is its width (in cm)?
  36. 36.How many whole numbers lie between 34² and 35²?
  37. 37.A square garden has an area of 1296 square m. How long is each side (in m)?
  38. 38.What is the value of 2⁶ × 2⁻⁶? =
  39. 39.The diagonals of a rhombus are 10 cm and 6 cm. What is its area (in square cm)?
  40. 40.A father is 4 years older than his son. In 2 years, the father will be twice as old as his son. How old is the son now?

Answer key

  1. 105
  2. 8
  3. 16
  4. 13
  5. 3
  6. 25
  7. 22
  8. 216
  9. 35
  10. 10
  11. 64
  12. 441
  13. 9826
  14. 0.00097
  15. 7
  16. 28
  17. 3
  18. 27
  19. 343
  20. 289
  21. 5103
  22. 80
  23. 36
  24. 9
  25. 25/4
  26. 16
  27. 11970
  28. 784
  29. 900
  30. 123
  31. 5832
  32. 432
  33. 4828
  34. 0.8
  35. 16
  36. 68
  37. 36
  38. 1
  39. 30
  40. 2

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets