Foundation Plus
5th August 1986
- 1Probability Trees3 marks
A bag holds 4 red and 6 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 10, 10, 5, 3. Write down the cumulative frequency at the end of the third class.
- 3Prime Factors, HCF and LCM3 marks
Write 150 as a product of its prime factors, using index form.
- 4Drawing Linear Graphs3 marks
A line has equation y = 5x - 5. Write down where it crosses the x-axis and where it crosses the y-axis.
- 5Compound Interest and Depreciation3 marks
£4700 is invested at 2% compound interest per year. Work out the value after 3 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 August 1986, including the monthly compilation PDF.