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2 marksNumber Theory and Computation Problems

CSEC Mathematics · May/June 2005 · Paper 2 · Question 8(a)

At Game City, points can be exchanged for gifts. A Ball costs 20 points, a Ring 25 points, a Tattoo 80 points, and a YoYo 110 points. Adam chose one YoYo, two tattoos, and one ball.

How many points must Adam exchange for these items?

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Other parts of this question

  1. 8(b)(i)List TWO of the three sets of gifts she can choose.[2 marks]
  2. 8(b)(ii)Show why it is NOT possible for her to select a yoyo as one of her gifts.[2 marks]
  3. 8(b)(iii)What combination of items will give her the maximum profit?[4 marks]

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