A sports science technician checks a participant's measurement record.
| Measurement | Recorded value |
|---|---|
| waist circumference | 77 cm |
| hip circumference | 110 cm |
| waist-to-hip ratio | 1.43 |
Use the equation.
waist-to-hip ratio=waist circumferencehip circumference \text{waist-to-hip ratio}=\frac{\text{waist circumference}}{\text{hip circumference}} waist-to-hip ratio=hip circumferencewaist circumferenceWhich value should replace the recorded waist-to-hip ratio?
0.70
1.10
0.77
0.33
102 exam-style questions on Edexcel GCSE Biology 5.4 Non-communicable diseases, covering 5.4.1 Interaction of factors in non-communicable disease, 5.4.2 Lifestyle factors and non-communicable disease, and 5.4.3 Treatments for cardiovascular disease. Each one has a worked solution and a mark scheme showing where the marks go.