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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 174 · 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 55 minutes after 3:40? (a) 4:35 (b) 4:25 (c) 5:35 (d) 3:35
  2. 2.What time will it be 55 minutes after 5:45? (a) 6:40 (b) 6:30 (c) 7:40 (d) 5:40
  3. 3.What time will it be 40 minutes after 6:35? (a) 6:15 (b) 8:15 (c) 7:15 (d) 7:05
  4. 4.What time was it 25 minutes before 7:10? (a) 5:45 (b) 6:55 (c) 6:45 (d) 7:45
  5. 5.A film starts at 8:40 and ends at 9:25. How long is the film? (a) 45 min (b) 35 min (c) 1 h 45 min (d) 55 min
  6. 6.What time will it be 15 minutes after 1:35? (a) 1:40 (b) 1:50 (c) 2:50 (d) 2:00
  7. 7.What time was it 45 minutes before 11:25? (a) 9:40 (b) 11:40 (c) 10:40 (d) 10:50
  8. 8.What time will it be 25 minutes after 1:05? (a) 1:40 (b) 1:20 (c) 1:30 (d) 2:30
  9. 9.What time was it 25 minutes before 5:10? (a) 4:55 (b) 5:45 (c) 3:45 (d) 4:45
  10. 10.What time will it be 20 minutes after 9:05? (a) 8:25 (b) 10:25 (c) 9:15 (d) 9:25
  11. 11.A film starts at 3:35 and ends at 4:15. How long is the film? (a) 30 min (b) 1 h 40 min (c) 50 min (d) 40 min
  12. 12.A film starts at 4:55 and ends at 5:35. How long is the film? (a) 30 min (b) 50 min (c) 40 min (d) 1 h 40 min
  13. 13.A film starts at 7:45 and ends at 9:40. How long is the film? (a) 1 h 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 55 min
  14. 14.What time was it 15 minutes before 6:10? (a) 6:05 (b) 5:55 (c) 4:55 (d) 6:55
  15. 15.What time will it be 15 minutes after 7:35? (a) 8:50 (b) 7:50 (c) 7:40 (d) 6:50
  16. 16.What time was it 25 minutes before 5:35? (a) 5:10 (b) 6:10 (c) 5:20 (d) 4:10
  17. 17.A film starts at 8:10 and ends at 10:55. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 2 h 55 min (d) 3 h 45 min
  18. 18.A film starts at 7:35 and ends at 9:50. How long is the film? (a) 1 h 15 min (b) 2 h 15 min (c) 3 h 15 min (d) 2 h 25 min
  19. 19.A film starts at 3:25 and ends at 4:05. How long is the film? (a) 30 min (b) 50 min (c) 40 min (d) 1 h 40 min
  20. 20.What time will it be 25 minutes after 6:10? (a) 7:35 (b) 5:35 (c) 6:35 (d) 6:25
  21. 21.A film starts at 4:15 and ends at 4:40. How long is the film? (a) 1 h 25 min (b) 25 min (c) 35 min (d) 15 min
  22. 22.A film starts at 3:05 and ends at 5:15. How long is the film? (a) 3 h 10 min (b) 2 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  23. 23.What time was it 15 minutes before 6:25? (a) 7:10 (b) 5:10 (c) 6:10 (d) 6:20
  24. 24.A film starts at 2:05 and ends at 3:10. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 5 min
  25. 25.What time was it 15 minutes before 7:35? (a) 7:20 (b) 8:20 (c) 7:30 (d) 6:20
  26. 26.What time was it 20 minutes before 5:45? (a) 6:25 (b) 5:35 (c) 5:25 (d) 4:25
  27. 27.What time was it 35 minutes before 2:35? (a) 1:00 (b) 2:10 (c) 3:00 (d) 2:00
  28. 28.A film starts at 3:30 and ends at 6:20. How long is the film? (a) 3 h 50 min (b) 3 h (c) 2 h 50 min (d) 1 h 50 min
  29. 29.What time was it 15 minutes before 7:30? (a) 7:15 (b) 7:25 (c) 6:15 (d) 8:15
  30. 30.What time will it be 20 minutes after 2:35? (a) 2:45 (b) 1:55 (c) 2:55 (d) 3:55
  31. 31.What time will it be 45 minutes after 6:50? (a) 7:35 (b) 6:35 (c) 7:25 (d) 8:35
  32. 32.What time will it be 30 minutes after 5:05? (a) 5:25 (b) 5:35 (c) 4:35 (d) 6:35
  33. 33.What time will it be 20 minutes after 1:10? (a) 1:30 (b) 1:20 (c) 1:40 (d) 2:30
  34. 34.What time was it 25 minutes before 10:30? (a) 10:15 (b) 9:05 (c) 10:05 (d) 11:05
  35. 35.What time was it 30 minutes before 2:00? (a) 2:30 (b) 1:20 (c) 1:30 (d) 1:40
  36. 36.A film starts at 1:35 and ends at 2:20. How long is the film? (a) 45 min (b) 1 h 45 min (c) 55 min (d) 35 min
  37. 37.What time was it 30 minutes before 6:05? (a) 5:35 (b) 6:35 (c) 5:45 (d) 4:35
  38. 38.A film starts at 6:05 and ends at 7:50. How long is the film? (a) 1 h 45 min (b) 2 h 45 min (c) 45 min (d) 1 h 55 min
  39. 39.A film starts at 7:55 and ends at 9:50. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 55 min (d) 2 h 5 min
  40. 40.What time was it 25 minutes before 2:00? (a) 1:45 (b) 1:25 (c) 1:35 (d) 2:35

Answer key

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

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