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2 marksConsumer Arithmetic Applications

CSEC Mathematics · May/June 2017 · Paper 2 · Question 1(c)(i)

John's monthly electricity bill is based on kWh consumed, charged at $5.10 per kWh. For March 2016, meter readings are given for the beginning and end of the month.

Calculate the TOTAL amount that John pays for electricity consumption for the month of March 2016.

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Other parts of this question

  1. 1(a)(i)Using a calculator, or otherwise, calculate the EXACT value of 4 1/3 - 1 2/5 ÷ 4/15[2 marks]
  2. 1(a)(ii)Calculate the EXACT value of (3.1-1.15)² / 0.005[2 marks]
  3. 1(b)(i)Calculate the TOTAL cost of a phone under Plan A.[2 marks]
  4. 1(b)(ii)Determine which of the two plans, A or B, is the better deal. Justify your answer.[2 marks]
  5. 1(c)(ii)For the next month, April 2016, John pays $2351.10 for electricity consumption. Determine his meter reading at the end of April 2016.[2 marks]

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