Foundation Plus
9th January 1984
- 1Simultaneous Equations3 marks
3 teas and 3 cakes cost £9.00. 1 tea and 5 cakes cost £8.60. Find the price of a tea.
- 2Repeated Percentage Change3 marks
A town's population is 27500 and grows by 8% each year. Work out the population after 2 years, to the nearest whole number.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 9 cm^2. Work out the area of the larger.
- 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
220 people were surveyed. 90 were adults, of whom 20 said yes. 20 of the children said yes. How many said yes altogether?
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