Foundation Plus
25th June 1983
- 1Simultaneous Equations3 marks
5 teas and 4 cakes cost £18.75. 2 teas and 4 cakes cost £14.70. Find the price of a tea.
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 25. Work out y when x = 4.
- 3Transformations2 marks
The point (-2, -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 0.25. It is thrown 50 times. How many heads would you expect?
- 5Frequency Trees3 marks
100 people were surveyed. 30 were adults, of whom 5 said yes. 30 of the children said yes. How many said yes altogether?
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