Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
6th January 2009
- 1Probability Trees3 marks
A bag holds 6 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Capture Recapture3 marks
15 fish are marked and released. Later 88 are caught, of which 8 are marked. Estimate the population.
- 3Prime Factors, HCF and LCM3 marks
Write 120 as a product of its prime factors, using index form.
- 4Solving Equations3 marks
Solve 4(x + 9) = 84.
- 5Compound Interest and Depreciation3 marks
£6000 is invested at 2.5% compound interest per year. Work out the value after 2 years, to the nearest penny.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of January 2009, including the monthly compilation PDF.