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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 315 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time will it be 40 minutes after 10:30? (a) 11:00 (b) 11:10 (c) 12:10 (d) 10:10
  2. 2.A film starts at 1:25 and ends at 1:55. How long is the film? (a) 20 min (b) 30 min (c) 40 min (d) 1 h 30 min
  3. 3.What time will it be 25 minutes after 4:20? (a) 5:45 (b) 4:35 (c) 3:45 (d) 4:45
  4. 4.What time will it be 15 minutes after 9:10? (a) 10:25 (b) 8:25 (c) 9:25 (d) 9:15
  5. 5.What time will it be 40 minutes after 10:25? (a) 10:55 (b) 12:05 (c) 10:05 (d) 11:05
  6. 6.What time will it be 30 minutes after 6:15? (a) 5:45 (b) 7:45 (c) 6:35 (d) 6:45
  7. 7.What time will it be 20 minutes after 8:05? (a) 7:25 (b) 8:15 (c) 8:25 (d) 9:25
  8. 8.What time was it 15 minutes before 4:35? (a) 3:20 (b) 5:20 (c) 4:30 (d) 4:20
  9. 9.What time will it be 25 minutes after 10:00? (a) 11:25 (b) 10:25 (c) 10:15 (d) 9:25
  10. 10.What time will it be 30 minutes after 3:15? (a) 2:45 (b) 3:35 (c) 4:45 (d) 3:45
  11. 11.A film starts at 6:25 and ends at 7:30. How long is the film? (a) 1 h 15 min (b) 2 h 5 min (c) 1 h 5 min (d) 5 min
  12. 12.What time will it be 30 minutes after 7:05? (a) 7:35 (b) 8:35 (c) 7:25 (d) 6:35
  13. 13.What time was it 30 minutes before 4:50? (a) 4:30 (b) 5:20 (c) 3:20 (d) 4:20
  14. 14.A film starts at 2:55 and ends at 4:05. How long is the film? (a) 2 h 10 min (b) 1 h 20 min (c) 10 min (d) 1 h 10 min
  15. 15.What time was it 45 minutes before 3:00? (a) 3:15 (b) 1:15 (c) 2:15 (d) 2:25
  16. 16.What time was it 20 minutes before 9:30? (a) 10:10 (b) 8:10 (c) 9:20 (d) 9:10
  17. 17.What time will it be 15 minutes after 1:35? (a) 2:00 (b) 1:40 (c) 2:50 (d) 1:50
  18. 18.What time will it be 30 minutes after 8:20? (a) 7:50 (b) 9:50 (c) 8:50 (d) 8:40
  19. 19.What time was it 30 minutes before 8:35? (a) 9:05 (b) 8:15 (c) 7:05 (d) 8:05
  20. 20.What time was it 55 minutes before 6:15? (a) 5:30 (b) 4:20 (c) 6:20 (d) 5:20
  21. 21.A film starts at 4:40 and ends at 6:20. How long is the film? (a) 1 h 50 min (b) 1 h 40 min (c) 40 min (d) 2 h 40 min
  22. 22.A film starts at 5:00 and ends at 7:30. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  23. 23.What time will it be 35 minutes after 1:15? (a) 2:00 (b) 1:40 (c) 1:50 (d) 2:50
  24. 24.What time was it 15 minutes before 4:00? (a) 2:45 (b) 4:45 (c) 3:45 (d) 3:55
  25. 25.What time will it be 45 minutes after 1:25? (a) 2:00 (b) 1:10 (c) 3:10 (d) 2:10
  26. 26.What time will it be 20 minutes after 6:10? (a) 5:30 (b) 6:30 (c) 6:20 (d) 7:30
  27. 27.What time will it be 20 minutes after 1:10? (a) 1:20 (b) 1:40 (c) 2:30 (d) 1:30
  28. 28.What time will it be 50 minutes after 7:35? (a) 9:25 (b) 8:15 (c) 7:25 (d) 8:25
  29. 29.What time will it be 15 minutes after 7:25? (a) 6:40 (b) 8:40 (c) 7:30 (d) 7:40
  30. 30.A film starts at 4:25 and ends at 7:20. How long is the film? (a) 3 h 55 min (b) 3 h 5 min (c) 1 h 55 min (d) 2 h 55 min
  31. 31.What time was it 35 minutes before 2:10? (a) 1:45 (b) 2:35 (c) 1:25 (d) 1:35
  32. 32.What time will it be 40 minutes after 5:30? (a) 6:10 (b) 5:10 (c) 7:10 (d) 6:00
  33. 33.A film starts at 4:25 and ends at 4:50. How long is the film? (a) 1 h 25 min (b) 35 min (c) 25 min (d) 15 min
  34. 34.What time was it 50 minutes before 3:20? (a) 3:30 (b) 2:40 (c) 2:30 (d) 1:30
  35. 35.What time was it 25 minutes before 3:15? (a) 3:50 (b) 3:00 (c) 2:50 (d) 1:50
  36. 36.What time will it be 30 minutes after 3:10? (a) 3:30 (b) 2:40 (c) 4:40 (d) 3:40
  37. 37.What time was it 45 minutes before 11:10? (a) 11:25 (b) 9:25 (c) 10:35 (d) 10:25
  38. 38.What time will it be 50 minutes after 3:00? (a) 4:50 (b) 3:40 (c) 3:50 (d) 2:50
  39. 39.A film starts at 8:05 and ends at 9:55. How long is the film? (a) 2 h (b) 2 h 50 min (c) 50 min (d) 1 h 50 min
  40. 40.What time will it be 50 minutes after 5:00? (a) 5:50 (b) 4:50 (c) 6:50 (d) 5:40

Answer key

  1. 11:10
  2. 30 min
  3. 4:45
  4. 9:25
  5. 11:05
  6. 6:45
  7. 8:25
  8. 4:20
  9. 10:25
  10. 3:45
  11. 1 h 5 min
  12. 7:35
  13. 4:20
  14. 1 h 10 min
  15. 2:15
  16. 9:10
  17. 1:50
  18. 8:50
  19. 8:05
  20. 5:20
  21. 1 h 40 min
  22. 2 h 30 min
  23. 1:50
  24. 3:45
  25. 2:10
  26. 6:30
  27. 1:30
  28. 8:25
  29. 7:40
  30. 2 h 55 min
  31. 1:35
  32. 6:10
  33. 25 min
  34. 2:30
  35. 2:50
  36. 3:40
  37. 10:25
  38. 3:50
  39. 1 h 50 min
  40. 5:50

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