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6.3 Monitoring and maintaining health

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Question 27

The data in Table 1 shows the results from a study on a certain vascular condition in a population.

Table 1: Study results

Age groupNumber of people diagnosedPercentage of diagnosed people who are male (%)
Under 30145042.0
30–39285036.4
40–49412031.5
50–59534038.5
60–69489044.2
70+312048.0

Using the data in Table 1:

a.

Calculate the number of males in the study who were diagnosed with the condition and were under 30 years old.

[2]
b.

Calculate the number of females in the study who were diagnosed with the condition and were in the 50–59 age group. Give your answer to the nearest whole number.

[3]
Markscheme

6.3 Monitoring and maintaining health Questions

  1. GCSE
  2. /Biology
  3. /6.3 Monitoring and maintaining health

97 exam-style questions on OCR GCSE Biology 6.3 Monitoring and maintaining health, covering 6.3.1 Health and disease, 6.3.2 Interactions between diseases, 6.3.3 Spread of communicable diseases, 6.3.4 Common infections and diseases, 6.3.5 Physical plant defence responses, 6.3.6 Chemical plant defence responses, 6.3.7 Detecting and identifying plant diseases, 6.3.8 White blood cells and platelets, 6.3.9 Non-specific defence systems, 6.3.10 The immune system, 6.3.11 Monoclonal antibodies, 6.3.12 Vaccines and medicines, 6.3.13 Aseptic techniques, 6.3.14 Discovery and development of new medicines, 6.3.15 Causes of non-communicable diseases, 6.3.16 Treatments for cardiovascular disease, 6.3.17 Lifestyle factors and non-communicable diseases, 6.3.18 Cancer, 6.3.19 Stem cells in medicine, 6.3.20 Gene technology in medicine, and 6.3.21 The human genome and medicine. Each one has a worked solution and a mark scheme showing where the marks go.

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