Monday, January 6, 2014

01 APPLICATION OF MATHEMATICS IN THE REAL WORLD: SCENARIO 2


KNOWLEDGE & SKILLS
Enable students to
·      develop the necessary process skills for the acquisition and application of mathematical concepts and skills;
·      develop the mathematical thinking and problem solving skills and apply these skills to formulate and solve problems;
·      recognise and use connections among mathematical ideas, and between mathematics and other disciplines;


Scenario 2

SP Services supplies electricity to households and businesses in Singapore. It also provides billing and payment collection on behalf of various utility service providers such as the Public Utilities Board for water charges, City Gas for gas charges and the respective refuse companies for refuse removal fees. The bill charges are for the period reflected here (ie 21 May 2013 to 19 Jun 2013, as shown in the sample bill). 






  1. What information does each component of the bill give?
  2. Provide information on what should be the (i) constants and (ii) variables.
  3. If the person wants to reduce his Total Current Charges what considerations should be taken?
  4. POST your responses as comments.



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