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Back to OCR Maths Foundation November 2018 Paper 1 Home
​Q18: Question – Paper 1 – November 2018
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Content:
  • Highest Common Factor & Lowest Common Multiple​
Quizzes:
  • Highest Common Factor & Lowest Common Multiple

Question
18) Doctor Jones starts an appointment every 20 minutes.
Doctor Warholm starts an appointment every 35 minutes.

The first appointment for both doctors starts at 8.30 am.

​What is the next time that they have an appointment start at the same time?
[4 marks]​
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