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Question 11

The distance between Earth and Mars is 90 million kilometres. The speed of light is 3 × 105 km/s

Calculate the time, in seconds, it takes for light to travel from Earth to Mars. Give your answer in standard form.

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Markscheme

Standard Form Questions

  1. GCSE
  2. /Maths
  3. /Standard Form

261 exam-style questions on Eduqas GCSE Maths Standard Form. Each one has a worked solution and a mark scheme showing where the marks go.

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