Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
21st August 2007
- 1Probability Trees3 marks
A bag holds 6 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Scatter Graphs2 marks
A scatter graph plots a person's shoe size and their height. What type of correlation would you expect?
- 3Prime Factors, HCF and LCM3 marks
Write 96 as a product of its prime factors, using index form.
- 4Expanding and Factorising Quadratics3 marks
Factorise x^2 + 12x + 36.
- 5Compound Interest and Depreciation3 marks
£3900 is invested at 5% compound interest per year. Work out the value after 2 years, to the nearest penny.
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