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3 marksNumerical Expressions

CSEC Mathematics · January 2005 · Paper 2 · Question 1(a)

Using a calculator, or otherwise, evaluate √(13.2 / 0.33), writing your answer correct to 3 decimal places.

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  1. 1(b)(i)In one month, calls were made lasting for a total of 1 hour and 5 minutes. Show by calculations, that the cost for using the land line telephone was less than…[8 marks]
  2. 1(b)(ii)For the month of March, the land line telephone was used, and the bill was $54.60. Calculate the total time, in minutes, for which the calls lasted.[8 marks]

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