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Class 8 Maths Final Test Worksheet

Maths worksheets lesson 64: Class 8 final maths test · Set 796 · 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.What amount will ₹43100 grow to in 1 year at 4% per year compound interest (in ₹)?
  2. 2.A square garden has an area of 1296 square m. How long is each side (in m)?
  3. 3.What is the difference between the compound interest and the simple interest on ₹58000 at 15% per year for 2 years (in ₹)?
  4. 4.A trapezium has an area of 306 square cm. Its parallel sides are 30 cm and 6 cm. What is the distance between them (in cm)?
  5. 5.What amount will ₹42600 grow to in 2 years at 10% per year compound interest (in ₹)?
  6. 6.What amount will ₹47000 grow to in 3 years at 10% per year compound interest (in ₹)?
  7. 7.A big cube of edge 6 cm is cut into small cubes of edge 2 cm. How many small cubes are there?
  8. 8.A trapezium has an area of 25 square cm. Its parallel sides are 12 cm and 13 cm. What is the distance between them (in cm)?
  9. 9.The total surface area of a cube is 486 square cm. How long is each edge (in cm)?
  10. 10.How many whole numbers lie between 21² and 22²?
  11. 11.Each edge of a cube is 17 cm. What is its total surface area (in square cm)?
  12. 12.What is the value of 5²? =
  13. 13.Use a² − b² = (a + b)(a − b) to find 26² − 19².
  14. 14.What is the value of (1/5)⁻¹? =
  15. 15.What is the value of 10⁶ × 10⁻¹? =
  16. 16.How many whole numbers lie between 41² and 42²?
  17. 17.What is √8100? =
  18. 18.What is the smallest whole number by which 32 must be multiplied to get a perfect cube?
  19. 19.9 × 10⁴ =
  20. 20.Solve: p/2 + p/3 = 10. What is p?
  21. 21.A cube has a volume of 5832 cubic cm. How long is each edge (in cm)?
  22. 22.Solve: 4t + 2 = 2t + 32. What is t?
  23. 23.What is the smallest whole number by which 864 must be multiplied to get a perfect cube?
  24. 24.Solve: 9p + 1 = 8p + 12. What is p?
  25. 25.Solve: 4(p − 1) = 3p + 5. What is p?
  26. 26.The length of a rectangle is 11 cm more than its width. Its perimeter is 34 cm. What is its width (in cm)?
  27. 27.A square garden has an area of 196 square m. How long is each side (in m)?
  28. 28.What is the value of 5⁶? =
  29. 29.The length of a rectangle is 2 cm more than its width. Its perimeter is 64 cm. What is its width (in cm)?
  30. 30.What is 93²? =
  31. 31.What is 77²? =
  32. 32.What is the smallest whole number by which 360 must be multiplied to get a perfect square?
  33. 33.What amount will ₹21000 grow to in 3 years at 10% per year compound interest (in ₹)?
  34. 34.Find the compound interest on ₹8000 at 5% per year for 3 years, compounded every year (in ₹).
  35. 35.How many whole numbers lie between 37² and 38²?
  36. 36.A trapezium has an area of 54 square cm. Its parallel sides are 5 cm and 22 cm. What is the distance between them (in cm)?
  37. 37.The length of a rectangle is 14 cm more than its width. Its perimeter is 64 cm. What is its width (in cm)?
  38. 38.The total surface area of a cube is 384 square cm. How long is each edge (in cm)?
  39. 39.What is 67²? =
  40. 40.The sum of three consecutive whole numbers is 174. What is the smallest of them?

Answer key

  1. 44824
  2. 36
  3. 1305
  4. 17
  5. 51546
  6. 62557
  7. 27
  8. 2
  9. 9
  10. 42
  11. 1734
  12. 25
  13. 315
  14. 5
  15. 100000
  16. 82
  17. 90
  18. 2
  19. 90000
  20. 12
  21. 18
  22. 15
  23. 2
  24. 11
  25. 9
  26. 3
  27. 14
  28. 15625
  29. 15
  30. 8649
  31. 5929
  32. 10
  33. 27951
  34. 1261
  35. 74
  36. 4
  37. 9
  38. 8
  39. 4489
  40. 57

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