Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
21st November 2006
- 1Forming and Solving Equations3 marks
The angles in a triangle are 3x°, x° and (x + 95)°. Form an equation and work out x.
- 2Compound Interest and Depreciation3 marks
£5900 is invested at 5% compound interest per year. Work out the value after 3 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 20 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 500 times. How many heads would you expect?
- 5Box Plots2 marks
A box plot has a minimum of 12 and a maximum of 33. Work out the range.
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