Foundation Plus
26th July 1977
- 1Inequalities on Graphs3 marks
Does the point (-1, 13) satisfy y > -4x + 4?
- 2Compound Interest and Depreciation3 marks
£6000 is invested at 2.5% compound interest per year. Work out the value after 4 years, to the nearest penny.
- 3Transformations2 marks
The point (6, -8) is rotated 90° clockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 250 times. How many heads would you expect?
- 5Averages 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, 3, 16, 7. Write down the modal class.
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