Question
WJEC Unit 2 (Calculator) — Intermediate
A taxi charges in the ratio cost : distance = 9 : 4 (£ : km).
(a) Express the cost C in pounds as a function of distance d in km. (2 marks) (b) Find the cost of a 30 km journey. (2 marks) (c) State the gradient of the C-against-d graph. (1 mark)
5 marks · take your time before peeking.
Sign up to try the next 30 problems
Save your streak, mark answers against the spec, and build a daily revision habit. Free during public beta — no card, no auto-renew.
Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.