Foundation Plus
21st September 1973
- 1Simultaneous Equations3 marks
3 teas and 3 cakes cost £13.50. 1 tea and 4 cakes cost £13.20. Find the price of a tea.
- 2Proportion2 marks
7 identical pens cost £4.90. Work out the cost of 3 of the same pens.
- 3Transformations2 marks
The point (5, 1) 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 0.2. It is thrown 50 times. How many heads would you expect?
- 5Frequency Trees3 marks
80 people were surveyed. 90 were adults, of whom 25 said yes. -5 of the children said yes. How many said yes altogether?
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