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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 947 · 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.A film starts at 8:50 and ends at 9:30. How long is the film? (a) 30 min (b) 1 h 40 min (c) 50 min (d) 40 min
  2. 2.What time will it be 25 minutes after 5:50? (a) 7:15 (b) 6:05 (c) 5:15 (d) 6:15
  3. 3.A film starts at 6:00 and ends at 8:25. How long is the film? (a) 3 h 25 min (b) 1 h 25 min (c) 2 h 25 min (d) 2 h 35 min
  4. 4.What time was it 15 minutes before 5:35? (a) 4:20 (b) 5:20 (c) 5:30 (d) 6:20
  5. 5.What time will it be 30 minutes after 4:40? (a) 4:10 (b) 6:10 (c) 5:10 (d) 5:00
  6. 6.What time was it 25 minutes before 5:25? (a) 5:00 (b) 6:00 (c) 4:00 (d) 5:10
  7. 7.What time will it be 25 minutes after 10:50? (a) 12:15 (b) 11:05 (c) 11:15 (d) 10:15
  8. 8.What time will it be 55 minutes after 1:30? (a) 1:25 (b) 2:25 (c) 3:25 (d) 2:15
  9. 9.What time was it 55 minutes before 3:50? (a) 3:55 (b) 3:05 (c) 1:55 (d) 2:55
  10. 10.What time was it 55 minutes before 4:55? (a) 5:00 (b) 3:00 (c) 4:10 (d) 4:00
  11. 11.What time was it 35 minutes before 9:20? (a) 8:45 (b) 7:45 (c) 9:45 (d) 8:55
  12. 12.What time will it be 50 minutes after 4:15? (a) 4:05 (b) 6:05 (c) 5:05 (d) 4:55
  13. 13.What time will it be 40 minutes after 4:15? (a) 4:45 (b) 3:55 (c) 5:55 (d) 4:55
  14. 14.A film starts at 1:40 and ends at 4:35. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  15. 15.What time was it 15 minutes before 3:45? (a) 3:40 (b) 4:30 (c) 2:30 (d) 3:30
  16. 16.A film starts at 6:40 and ends at 9:10. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  17. 17.What time was it 20 minutes before 4:00? (a) 3:40 (b) 3:50 (c) 4:40 (d) 2:40
  18. 18.A film starts at 2:40 and ends at 5:15. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 1 h 35 min (d) 2 h 35 min
  19. 19.What time will it be 20 minutes after 7:30? (a) 6:50 (b) 7:40 (c) 7:50 (d) 8:50
  20. 20.What time will it be 20 minutes after 4:00? (a) 5:20 (b) 4:10 (c) 3:20 (d) 4:20
  21. 21.A film starts at 4:25 and ends at 6:30. How long is the film? (a) 2 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 1 h 5 min
  22. 22.A film starts at 6:50 and ends at 9:15. How long is the film? (a) 2 h 35 min (b) 3 h 25 min (c) 2 h 25 min (d) 1 h 25 min
  23. 23.What time will it be 30 minutes after 8:05? (a) 9:35 (b) 8:35 (c) 7:35 (d) 8:25
  24. 24.A film starts at 3:55 and ends at 6:50. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 2 h 55 min (d) 3 h 5 min
  25. 25.A film starts at 6:35 and ends at 7:05. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  26. 26.What time will it be 55 minutes after 4:00? (a) 5:55 (b) 3:55 (c) 4:45 (d) 4:55
  27. 27.What time was it 25 minutes before 11:10? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:55
  28. 28.What time will it be 40 minutes after 9:40? (a) 9:20 (b) 11:20 (c) 10:20 (d) 10:10
  29. 29.What time will it be 55 minutes after 3:40? (a) 4:35 (b) 3:35 (c) 5:35 (d) 4:25
  30. 30.What time was it 55 minutes before 6:25? (a) 6:30 (b) 5:40 (c) 5:30 (d) 4:30
  31. 31.A film starts at 1:05 and ends at 1:45. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  32. 32.What time was it 15 minutes before 6:35? (a) 7:20 (b) 5:20 (c) 6:30 (d) 6:20
  33. 33.What time will it be 50 minutes after 10:40? (a) 11:20 (b) 12:30 (c) 11:30 (d) 10:30
  34. 34.A film starts at 3:30 and ends at 5:05. How long is the film? (a) 2 h 35 min (b) 35 min (c) 1 h 35 min (d) 1 h 45 min
  35. 35.What time was it 20 minutes before 6:40? (a) 5:20 (b) 6:30 (c) 6:20 (d) 7:20
  36. 36.What time will it be 55 minutes after 10:15? (a) 12:10 (b) 11:00 (c) 10:10 (d) 11:10
  37. 37.What time was it 20 minutes before 5:50? (a) 5:40 (b) 5:30 (c) 6:30 (d) 4:30
  38. 38.What time was it 40 minutes before 6:45? (a) 6:05 (b) 5:05 (c) 7:05 (d) 6:15
  39. 39.What time will it be 40 minutes after 8:35? (a) 8:15 (b) 10:15 (c) 9:05 (d) 9:15
  40. 40.What time was it 35 minutes before 4:00? (a) 3:35 (b) 2:25 (c) 3:25 (d) 4:25

Answer key

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

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