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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 338 · 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 20 minutes after 2:30? (a) 2:40 (b) 2:50 (c) 1:50 (d) 3:50
  2. 2.A film starts at 2:50 and ends at 5:15. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 25 min
  3. 3.What time will it be 55 minutes after 6:55? (a) 6:50 (b) 8:50 (c) 7:50 (d) 7:40
  4. 4.What time was it 20 minutes before 2:15? (a) 2:55 (b) 1:45 (c) 1:55 (d) 2:05
  5. 5.What time will it be 30 minutes after 8:50? (a) 9:10 (b) 8:20 (c) 10:20 (d) 9:20
  6. 6.What time was it 15 minutes before 11:10? (a) 10:55 (b) 11:05 (c) 11:55 (d) 9:55
  7. 7.What time will it be 20 minutes after 3:55? (a) 5:15 (b) 3:15 (c) 4:15 (d) 4:05
  8. 8.What time will it be 50 minutes after 5:10? (a) 5:50 (b) 6:00 (c) 5:00 (d) 7:00
  9. 9.What time will it be 40 minutes after 3:30? (a) 4:10 (b) 5:10 (c) 4:00 (d) 3:10
  10. 10.What time was it 25 minutes before 2:25? (a) 3:00 (b) 2:00 (c) 1:00 (d) 2:10
  11. 11.A film starts at 3:15 and ends at 5:20. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 3 h 5 min
  12. 12.What time was it 20 minutes before 9:20? (a) 9:00 (b) 8:00 (c) 9:10 (d) 10:00
  13. 13.What time was it 50 minutes before 6:15? (a) 5:25 (b) 4:25 (c) 6:25 (d) 5:35
  14. 14.What time will it be 30 minutes after 3:05? (a) 2:35 (b) 3:25 (c) 3:35 (d) 4:35
  15. 15.What time will it be 15 minutes after 2:45? (a) 2:00 (b) 2:50 (c) 4:00 (d) 3:00
  16. 16.What time was it 50 minutes before 5:45? (a) 3:55 (b) 5:55 (c) 5:05 (d) 4:55
  17. 17.What time will it be 20 minutes after 3:05? (a) 2:25 (b) 4:25 (c) 3:15 (d) 3:25
  18. 18.What time was it 35 minutes before 9:50? (a) 9:15 (b) 9:25 (c) 10:15 (d) 8:15
  19. 19.A film starts at 1:15 and ends at 3:35. How long is the film? (a) 1 h 20 min (b) 3 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  20. 20.A film starts at 1:30 and ends at 3:40. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 3 h 10 min (d) 1 h 10 min
  21. 21.What time was it 50 minutes before 6:35? (a) 4:45 (b) 5:45 (c) 5:55 (d) 6:45
  22. 22.What time will it be 30 minutes after 9:00? (a) 10:30 (b) 8:30 (c) 9:20 (d) 9:30
  23. 23.A film starts at 5:25 and ends at 6:00. How long is the film? (a) 35 min (b) 1 h 35 min (c) 45 min (d) 25 min
  24. 24.What time will it be 45 minutes after 1:05? (a) 1:40 (b) 2:50 (c) 2:00 (d) 1:50
  25. 25.A film starts at 2:30 and ends at 5:00. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  26. 26.A film starts at 7:45 and ends at 8:45. How long is the film? (a) 50 min (b) 1 h 10 min (c) 1 h (d) 2 h
  27. 27.What time will it be 15 minutes after 9:35? (a) 9:50 (b) 9:40 (c) 10:50 (d) 8:50
  28. 28.What time will it be 30 minutes after 2:20? (a) 1:50 (b) 2:40 (c) 3:50 (d) 2:50
  29. 29.What time was it 55 minutes before 6:30? (a) 5:45 (b) 5:35 (c) 6:35 (d) 4:35
  30. 30.A film starts at 3:05 and ends at 5:40. How long is the film? (a) 2 h 35 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 45 min
  31. 31.What time will it be 15 minutes after 6:25? (a) 5:40 (b) 6:40 (c) 7:40 (d) 6:30
  32. 32.What time was it 45 minutes before 8:55? (a) 8:20 (b) 9:10 (c) 8:10 (d) 7:10
  33. 33.A film starts at 1:40 and ends at 4:10. How long is the film? (a) 2 h 40 min (b) 1 h 30 min (c) 3 h 30 min (d) 2 h 30 min
  34. 34.What time will it be 30 minutes after 5:45? (a) 7:15 (b) 6:05 (c) 5:15 (d) 6:15
  35. 35.What time will it be 20 minutes after 4:05? (a) 4:15 (b) 5:25 (c) 4:25 (d) 3:25
  36. 36.A film starts at 8:05 and ends at 10:35. How long is the film? (a) 1 h 30 min (b) 2 h 40 min (c) 3 h 30 min (d) 2 h 30 min
  37. 37.What time will it be 20 minutes after 1:50? (a) 1:10 (b) 3:10 (c) 2:00 (d) 2:10
  38. 38.A film starts at 7:40 and ends at 8:10. How long is the film? (a) 1 h 30 min (b) 20 min (c) 40 min (d) 30 min
  39. 39.What time was it 30 minutes before 10:20? (a) 10:50 (b) 8:50 (c) 10:00 (d) 9:50
  40. 40.What time was it 25 minutes before 11:40? (a) 12:15 (b) 11:25 (c) 10:15 (d) 11:15

Answer key

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

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