A workplace health study records data for employees in two body mass groups.
| Body mass group | Number of employees | Number with type 2 diabetes |
|---|---|---|
| Lower | 300 | 18 |
| Higher | 200 | 30 |
The percentage with type 2 diabetes in the lower body mass group is what fraction of the percentage in the higher body mass group?
three fifths of the percentage in the higher body mass group
two thirds of the percentage in the higher body mass group
one fifth of the percentage in the higher body mass group
two fifths of the percentage in the higher body mass group
94 exam-style questions on Edexcel GCSE Biology 7.4 Blood glucose and the urinary system, covering 7.4.1 Insulin and blood glucose control, 7.4.2 Glucagon and blood glucose regulation, 7.4.3 Type 1 and type 2 diabetes, 7.4.4 Structure of the urinary system, 7.4.5 Structure and function of the nephron, 7.4.6 ADH and water regulation, 7.4.7 Treatments for kidney failure, and 7.4.8 Production of urea in the liver. Each one has a worked solution and a mark scheme showing where the marks go.