Foundation Plus
18th January 1972
- 1Drawing Linear Graphs3 marks
A line has equation y = 5x - 25. Write down where it crosses the x-axis and where it crosses the y-axis.
- 2Compound Interest and Depreciation3 marks
£3600 is invested at 3% compound interest per year. Work out the value after 2 years, to the nearest penny.
- 3Transformations2 marks
The point (4, 0) is rotated 90° anticlockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 500 times. How many heads would you expect?
- 5Cumulative Frequency2 marks
Four classes in order have frequencies 9, 3, 6, 12. Write down the cumulative frequency at the end of the third class.
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