Foundation Plus
22nd October 1974
- 1Simultaneous Equations3 marks
4 teas and 3 cakes cost £13.70. 3 teas and 4 cakes cost £13.60. Find the price of a tea.
- 2Compound Interest and Depreciation3 marks
£1600 is invested at 5% compound interest per year. Work out the value after 5 years, to the nearest penny.
- 3Transformations2 marks
The point (-6, -8) 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 0.4. It is thrown 250 times. How many heads would you expect?
- 5Frequency Trees3 marks
140 people were surveyed. 60 were adults, of whom 25 said yes. 35 of the children said yes. How many said yes altogether?
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