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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 471 · 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 was it 35 minutes before 2:10? (a) 1:25 (b) 1:45 (c) 1:35 (d) 2:35
  2. 2.What time was it 35 minutes before 4:30? (a) 2:55 (b) 4:05 (c) 4:55 (d) 3:55
  3. 3.What time will it be 40 minutes after 6:45? (a) 7:25 (b) 7:15 (c) 8:25 (d) 6:25
  4. 4.What time was it 50 minutes before 3:05? (a) 2:15 (b) 2:25 (c) 3:15 (d) 1:15
  5. 5.What time was it 30 minutes before 2:15? (a) 1:35 (b) 1:55 (c) 2:45 (d) 1:45
  6. 6.What time will it be 45 minutes after 10:15? (a) 10:50 (b) 11:00 (c) 10:00 (d) 12:00
  7. 7.What time was it 55 minutes before 11:10? (a) 11:15 (b) 10:25 (c) 9:15 (d) 10:15
  8. 8.What time was it 25 minutes before 9:25? (a) 10:00 (b) 9:10 (c) 8:00 (d) 9:00
  9. 9.What time will it be 30 minutes after 1:50? (a) 2:10 (b) 1:20 (c) 2:20 (d) 3:20
  10. 10.What time will it be 25 minutes after 7:10? (a) 6:35 (b) 8:35 (c) 7:35 (d) 7:25
  11. 11.What time will it be 15 minutes after 5:25? (a) 5:30 (b) 4:40 (c) 5:40 (d) 6:40
  12. 12.A film starts at 2:20 and ends at 4:15. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 55 min (d) 1 h 55 min
  13. 13.What time will it be 15 minutes after 7:05? (a) 8:20 (b) 6:20 (c) 7:10 (d) 7:20
  14. 14.What time will it be 40 minutes after 4:55? (a) 6:35 (b) 4:35 (c) 5:25 (d) 5:35
  15. 15.A film starts at 3:30 and ends at 5:35. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 3 h 5 min (d) 2 h 15 min
  16. 16.A film starts at 1:30 and ends at 2:15. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  17. 17.A film starts at 6:05 and ends at 7:35. How long is the film? (a) 30 min (b) 1 h 30 min (c) 1 h 40 min (d) 2 h 30 min
  18. 18.What time was it 40 minutes before 11:40? (a) 10:00 (b) 11:00 (c) 11:10 (d) 12:00
  19. 19.What time was it 55 minutes before 5:10? (a) 3:15 (b) 5:15 (c) 4:25 (d) 4:15
  20. 20.What time will it be 35 minutes after 2:55? (a) 3:20 (b) 4:30 (c) 3:30 (d) 2:30
  21. 21.What time will it be 40 minutes after 1:05? (a) 1:55 (b) 2:45 (c) 1:35 (d) 1:45
  22. 22.What time was it 55 minutes before 2:25? (a) 1:20 (b) 2:30 (c) 1:30 (d) 1:40
  23. 23.What time will it be 50 minutes after 8:20? (a) 9:00 (b) 10:10 (c) 8:10 (d) 9:10
  24. 24.What time will it be 20 minutes after 6:50? (a) 6:10 (b) 7:10 (c) 8:10 (d) 7:00
  25. 25.What time was it 35 minutes before 9:00? (a) 8:35 (b) 8:25 (c) 9:25 (d) 7:25
  26. 26.A film starts at 7:35 and ends at 8:45. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 10 min
  27. 27.What time will it be 55 minutes after 2:30? (a) 2:25 (b) 3:15 (c) 3:25 (d) 4:25
  28. 28.A film starts at 4:35 and ends at 6:25. How long is the film? (a) 1 h 50 min (b) 2 h (c) 50 min (d) 2 h 50 min
  29. 29.What time was it 40 minutes before 9:55? (a) 9:25 (b) 9:15 (c) 8:15 (d) 10:15
  30. 30.What time was it 35 minutes before 11:30? (a) 10:55 (b) 9:55 (c) 11:05 (d) 11:55
  31. 31.A film starts at 6:10 and ends at 6:45. How long is the film? (a) 45 min (b) 1 h 35 min (c) 25 min (d) 35 min
  32. 32.A film starts at 6:20 and ends at 8:40. How long is the film? (a) 2 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 1 h 20 min
  33. 33.What time will it be 45 minutes after 8:10? (a) 9:55 (b) 8:55 (c) 8:45 (d) 7:55
  34. 34.What time was it 45 minutes before 9:20? (a) 7:35 (b) 9:35 (c) 8:45 (d) 8:35
  35. 35.What time will it be 45 minutes after 9:05? (a) 9:40 (b) 8:50 (c) 10:50 (d) 9:50
  36. 36.What time was it 15 minutes before 8:40? (a) 8:35 (b) 7:25 (c) 8:25 (d) 9:25
  37. 37.What time was it 30 minutes before 8:05? (a) 6:35 (b) 8:35 (c) 7:45 (d) 7:35
  38. 38.What time will it be 15 minutes after 7:25? (a) 8:40 (b) 7:40 (c) 6:40 (d) 7:30
  39. 39.What time was it 25 minutes before 8:05? (a) 7:50 (b) 8:40 (c) 7:40 (d) 6:40
  40. 40.What time will it be 35 minutes after 3:40? (a) 4:05 (b) 4:15 (c) 3:15 (d) 5:15

Answer key

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

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