Foundation Plus
24th March 1980
- 1Simultaneous Equations3 marks
5 teas and 1 cake cost £15.70. 3 teas and 2 cakes cost £14.25. Find the price of a tea.
- 2Repeated Percentage Change3 marks
A town's population is 39000 and grows by 6% each year. Work out the population after 3 years, to the nearest whole number.
- 3Transformations2 marks
The point (6, 3) 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 500 times. How many heads would you expect?
- 5Frequency Trees3 marks
220 people were surveyed. 70 were adults, of whom 25 said yes. 35 of the children said yes. How many said yes altogether?
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