30 August, 11:17
There are 3 times as many males as females on the maths course at university. What fraction of the course are female? Give your answer in its simplest form?
30 August, 12:12
1/4 of the course is female.
Let's call x the number of females on the course ⇒ The number of males would be 3x
The total number of students would be x + 3x = 4x.
Based on this, x (the number of females) would be 1/4 of the total students (4x) on the course.
30 August, 13:08
The given info constitutes a proportion: 3 males : 1 female.
Adding 3 and 1 together, we get 4.
The fraction of students in the course who are female is then 1/4.
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» There are 3 times as many males as females on the maths course at university. What fraction of the course are female? Give your answer in its simplest form?