Daily Practice
Foundation Plus
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9th September 1969
- 1Probability Trees3 marks
A bag holds 7 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Scatter Graphs2 marks
A scatter graph plots the length of a queue and the number of tills open. What type of correlation would you expect?
- 3Prime Factors, HCF and LCM3 marks
Write 84 as a product of its prime factors, using index form.
- 4Expanding and Factorising Quadratics3 marks
Factorise x^2 + 11x + 18.
- 5Compound Interest and Depreciation3 marks
£2000 is invested at 3% compound interest per year. Work out the value after 4 years, to the nearest penny.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1969, including the monthly compilation PDF.