CAIE IGCSE Mathematics Core Time Questions

Practise converting time units, calculating intervals with 12-hour or 24-hour clocks and interpreting timetables and time-zone differences.

Syllabus
2028–2030
Topic
C1.15
Level
Core

Exam points

  • convert among seconds, minutes, hours, days, weeks, months and years before calculating
  • add or subtract clock times and find elapsed intervals, including journeys crossing midnight
  • read timetable entries and adjust local times using a stated time-zone difference

Covered syllabus points

C1.15.1 Calculate with time: seconds (s), minutes (min), hours (h), days,C1.15.2 Calculate times in terms of the 24-hour and 12-hour clock.C1.15.3 Read clocks and timetables

C1.15 Time question 1

[Maximum number: 1]

Work out the number of days in seven weeks.
days

C1.15 Time question 2

[Maximum number: 1]

Miguel works in an office.

It takes Miguel 40 minutes to drive to work.

He leaves home at 0745 .

What time does he arrive at work?

C1.15 Time question 3

[Maximum number: 2]

Roberto and his family fly from London to Los Angeles on a holiday.

The flight takes 11 hours 15 minutes.

The flight leaves London at 1540 local time.

The local time in Los Angeles is 8 hours behind the local time in London.
Work out the local time in Los Angeles that the plane arrives.

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