Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
27th October 2009
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
- 2Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 10 < x <= 20. The frequencies in order are 7, 16, 21, 3, 11. Write down the modal class.
- 3Standard Form2 marks
Write 0.000047 in standard form.
- 4Inequalities on Graphs3 marks
Does the point (3, -3) satisfy y > -x - 2?
- 5Compound Interest and Depreciation3 marks
£1800 is invested at 5% compound interest per year. Work out the value after 3 years, to the nearest penny.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of October 2009, including the monthly compilation PDF.