Foundation Plus
18th February 1984
- 1Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 0 < x <= 5. The frequencies in order are 11, 3, 16, 21, 7. Write down the modal class.
- 2Standard Form2 marks
Work out (2 x 10^3) x (5 x 10^2). Give your answer in standard form.
- 3Solving Simultaneous Equations Graphically3 marks
The lines y = -3x - 7 and y = x - 3 are drawn. Write down the coordinates of the point where they cross.
- 4Ratio2 marks
Red and blue raffle tickets are in the ratio 5 : 8. There are 55 red raffle tickets. How many raffle tickets are there altogether?
- 5Exact trig values1 mark
Write down the exact value of sin 45°.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1984, including the monthly compilation PDF.