Foundation Plus
21st July 1989
- 1Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 0 < x <= 5. The frequencies in order are 21, 11, 7, 3, 16. Write down the modal class.
- 2Standard Form2 marks
Work out (3 x 10^3) x (8 x 10^-3). Give your answer in standard form.
- 3Solving Simultaneous Equations Graphically3 marks
The lines y = -3x - 1 and y = -2x - 1 are drawn. Write down the coordinates of the point where they cross.
- 4Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 5.5 cm apart on the map. How far apart are they in real life, in km?
- 5Exact trig values1 mark
Write down the exact value of sin 30°.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1989, including the monthly compilation PDF.