Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
1st October 2002
- 1Expanding and Factorising2 marks
Expand and simplify 6(6x - 9).
- 2Compound Interest and Depreciation3 marks
£4100 is invested at 5% compound interest per year. Work out the value after 5 years, to the nearest penny.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 30 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 100 times. How many heads would you expect?
- 5Scatter Graphs3 marks
A line of best fit on a scatter graph has equation y = 8x + 16. Use it to estimate y when x = 6.
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