Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
8th April 2008
- 1Expanding and Factorising Quadratics3 marks
Factorise x^2 + x - 56.
- 2Compound Interest and Depreciation3 marks
£5500 is invested at 4% 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 : 2. The smaller has an area of 18 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
- 5Scatter Graphs2 marks
A scatter graph plots the age of a car and its value. What type of correlation would you expect?
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