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O-LevelMathematicsAlgebra and graphs4024/11 · May/June 2013 · Q214 Marks

R is directly proportional to the cube of p. When p = 2, R = 24.

(a)Find the formula for R in terms of p.[1]
(b)Find the value of p when R = 192.[2]
(c)Which of the diagrams below represents the graph of R against p? [Diagrams 1 to 5 showing different graph shapes for R vs p][1]

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About this question

Topic: Algebra and graphs, O-Level Mathematics (syllabus 4024). Structured question, 4 marks.
Source: O-Level Mathematics, May/June 2013 Paper 1 Variant 1, question 21.

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