Foundation Plus
6th December 1990
- 1Probability Trees3 marks
A bag holds 7 red and 2 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Cumulative Frequency2 marks
Four classes in order have frequencies 3, 12, 12, 11. Write down the cumulative frequency at the end of the third class.
- 3Prime Factors, HCF and LCM3 marks
Write 96 as a product of its prime factors, using index form.
- 4Drawing Linear Graphs3 marks
A line has equation y = 5x - 20. Write down where it crosses the x-axis and where it crosses the y-axis.
- 5Speed and Density2 marks
A block has volume 30 cm^3 and density 7.5 g/cm^3. Work out its mass.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1990, including the monthly compilation PDF.