Foundation Plus
30th July 1990
- 1Inequalities on Graphs3 marks
Does the point (0, 12) satisfy y > 3x + 4?
- 2Repeated Percentage Change3 marks
A town's population is 31500 and grows by 6% each year. Work out the population after 3 years, to the nearest whole number.
- 3Transformations2 marks
The point (-2, 2) 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 0.1. It is thrown 500 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 3, 11, 16, 21, 7. Write down the modal class.
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