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Time and Clock Worksheet for Maths Olympiad

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

Answer key

  1. 8:00
  2. 9:20
  3. 1:20
  4. 4:00
  5. 7:15
  6. 1 h 50 min
  7. 1:40
  8. 1 h 5 min
  9. 7:00
  10. 10:55
  11. 6:05
  12. 5:35
  13. 8:15
  14. 9:50
  15. 11:10
  16. 1 h 50 min
  17. 3 h
  18. 7:25
  19. 10:30
  20. 1:25
  21. 3:40
  22. 10:20
  23. 3:05
  24. 10:35
  25. 1 h 5 min
  26. 3:55
  27. 2 h 5 min
  28. 4:20
  29. 1:45
  30. 2:35
  31. 3:45
  32. 3:10
  33. 1 h 20 min
  34. 1 h 45 min
  35. 3:20
  36. 2:20
  37. 6:15
  38. 10:15
  39. 11:15
  40. 2:10

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