Foundation Plus
22nd February 1979
- 1Simultaneous Equations3 marks
5 teas and 4 cakes cost £10.65. 4 teas and 4 cakes cost £9.80. Find the price of a tea.
- 2Speed and Density2 marks
A block has volume 150 cm^3 and density 8 g/cm^3. Work out its mass.
- 3Transformations2 marks
The point (-8, -2) 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 0.4. It is thrown 200 times. How many heads would you expect?
- 5Frequency Trees3 marks
200 people were surveyed. 40 were adults, of whom 10 said yes. 55 of the children said yes. How many said yes altogether?
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