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2 marksSymbolic Representation

CSEC Mathematics · 2021 · Paper 2 · Question 2(b)(i)

Ally is x years. Jim is 5 years older than Ally and Chris is twice as old as Ally.

Write expressions in terms of x for Jim's age and Chris' age.

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Other parts of this question

  1. 2(a)(i)Find the value of n when T = 49.[1 mark]
  2. 2(a)(ii)Make T the subject of the formula.[1 mark]
  3. 2(b)(ii)In two years' time, the product of Ally's age and Chris' age will be the same as the square of Jim's present age. Show that the equation x^2 - 4x - 21 = 0…[3 marks]
  4. 2(b)(iii)Calculate Ally's present age.[2 marks]

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