Foundation June 2018 Paper 3 Q21

21 Rearrange \(\quad e = 2f \quad\) to make \(f\) the subject.

Circle your answer. [1 mark]

• \(f = 2e\)
• \(f = \dfrac{2}{e}\)
• \(f = e - 2\)
• \(f = \dfrac{e}{2}\)