Daily Practice - Foundation Plus
12th January 1997
- 1Simultaneous Equations3 marks
2 teas and 3 cakes cost £10.55. 1 tea and 4 cakes cost £9.90. Find the price of a tea.
- 2Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 2. The smaller has an area of 21 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 250 times. How many heads would you expect?
- 5Frequency Trees3 marks
180 people were surveyed. 30 were adults, of whom 15 said yes. 55 of the children said yes. How many said yes altogether?
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