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4MA1/2F Jun 2021, Question 1: Reading Data and Drawing Fair Conclusions

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

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The question, in short

Using a table of coastline lengths in kilometres for five oceans, answer four short questions about comparing, writing, rounding and adding these values.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Part (a) · 1 mark

Identify which of the five listed oceans has the largest coastline length in kilometres.

  1. 1Compare the coastline lengths: 45 389, 111 866, 66 526, 135 663, 17 968
  2. 2Identify the largest value: 135 663
  3. 3This corresponds to the Pacific Ocean

AnswerPacific

Part (b) · 1 mark

Express the number 17 968 in words.

  1. 1Write 17 968 in words: seventeen thousand
  2. 2nine hundred
  3. 3sixty eight

AnswerSeventeen thousand nine hundred [and] sixty eight

Part (c) · 1 mark

Round 66 526 to the nearest thousand.

  1. 1Look at the thousands digit in 66 526: 66 000
  2. 2Check the next digit (hundreds): 5
  3. 3Since 5 ≥ 5, round up
  4. 466 000 + 1 000 = 67 000

Answer67 000

Part (d) · 1 mark

Add the Arctic and Pacific coastline lengths to find their combined total in kilometres.

  1. 1Add Arctic Ocean coastline: 45 389
  2. 2Add Pacific Ocean coastline: 135 663
  3. 345 389 + 135 663 = 181 052

Answer181 052

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