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4MA1/2F Jan 2023, Question 6: Time Calculations

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 3 marks

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The question, in short

Convert 5 15 pm to the 24-hour clock, then find how long Roberta is out walking given she leaves home at 16 35 and returns at 20 15 the same day.

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Part (a) · 1 mark

Write the time 5 15 pm using the 24-hour clock format.

  1. 15:15 pm means 5 hours and 15 minutes after 12 noon
  2. 212:00 + 5 hours 15 minutes = 17:15
  3. 3So, 17 15

Answer17 15

Part (b) · 2 marks

Calculate the duration of Roberta's walk from leaving at 16 35 to returning at 20 15 on the same day.

  1. 1Start time: 16:35, End time: 20:15
  2. 2From 16:35 to 19:35 is 3 hours
  3. 3From 19:35 to 20:15 is 40 minutes
  4. 4Total time = 3 hours + 40 minutes
  5. 53 hours 40 minutes

Answer3 hours 40 minutes or 3:40

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