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Sequences and Series

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Question 109

Charlie is training to run a marathon. Each week he goes for a long run. In Charlie's first long run he runs 10 km. He then increases the length of his run by 2 km each week. Charlie runs a full marathon after 17 weeks.

a.

Find the length of a full marathon.

[2]
b.

Find the total length of Charlie's long runs after 11 weeks.

[4]
Markscheme

Sequences and Series Questions

  1. A Level
  2. /Maths
  3. /Sequences and Series

326 exam-style questions on Edexcel A Level Maths Sequences and Series, covering 3.1 Arithmetic Sequences, 3.2 Arithmetic Series, 3.3 Geometric Sequences, 3.4 Geometric Series, 3.5 Sum to Infinity, 3.6 Sigma Notation, 3.7 Recurrence Relations, and 3.8 Modelling with Series. Each one has a worked solution and a mark scheme showing where the marks go.

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