Daily Practice
Foundation Plus
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20th November 1981
- 1Expanding and Factorising Quadratics3 marks
Factorise x^2 - 7x + 12.
- 2Proportion2 marks
6 identical notebooks cost £5.10. Work out the cost of 4 of the same notebooks.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 8 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 4 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Scatter Graphs2 marks
A scatter graph plots a car's engine size and the miles it does per gallon. What type of correlation would you expect?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1981, including the monthly compilation PDF.