Quelpr
2 marksProblem Solving with Graphs

CSEC Mathematics · January 2015 · Paper 2 · Question 4(c)(ii)

Using your graph, determine the time, in hours, spent on a job if the total charges were $300. Draw lines on your graph to show how the values for (c)(i) and (c)(ii) were obtained.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(a)Complete the table of values for the equation y = 40x + 75.[2 marks]
  2. 4(b)On the grid on page 13, using a scale of 2 cm to represent one hour on the x-axis and 2 cm to represent 50 dollars on the y-axis, plot the 7 pairs of values…[5 marks]
  3. 4(c)(i)Using your graph, determine the total charges when the job took 4.5 hours. Draw lines on your graph to show how the values for (c)(i) and (c)(ii) were obtained.[2 marks]
  4. 4(c)(iii)Using your graph, determine the fixed charge for a visit.[1 mark]

More practice: the rest of this paper · more Problem Solving with Graphs questions · all CSEC Mathematics past papers