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Question 58

Table 1: Microplastic concentration in surface water samples within selected zones of the Mersey Estuary

Estuary ZoneMean microplastic concentration (particles per m3\text{m}^3m3)
Inner Estuary154.2
Narrow Channel312.8
Outer Estuary64.5
Liverpool Bay18.3

Using Table 1, calculate the difference in the mean microplastic concentration between the Narrow Channel and the Outer Estuary.

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Numerical and statistical skills Questions

  1. GCSE
  2. /Geography
  3. /Numerical and statistical skills