Foundation Plus
29th June 1989
- 1Inequalities on Graphs3 marks
Does the point (-1, -10) satisfy y > -4x - 7?
- 2Speed and Density2 marks
A block has volume 100 cm^3 and density 7.5 g/cm^3. Work out its mass.
- 3Transformations2 marks
The point (5, 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 0.25. It is thrown 200 times. How many heads would you expect?
- 5Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 15 < x <= 20. The frequencies in order are 16, 11, 21, 3, 7. Write down the modal class.
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