Foundation Plus
25th September 1986
- 1Simultaneous Equations3 marks
2 teas and 2 cakes cost £8.20. 3 teas and 4 cakes cost £14.30. Find the price of a tea.
- 2Speed and Density2 marks
A block has volume 135 cm^3 and density 8 g/cm^3. Work out its mass.
- 3Transformations2 marks
The point (4, -1) 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 0.15. It is thrown 50 times. How many heads would you expect?
- 5Frequency Trees3 marks
100 people were surveyed. 90 were adults, of whom 5 said yes. 5 of the children said yes. How many said yes altogether?
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