Foundation Plus
18th September 1982
- 1Area and Perimeter3 marks
A trapezium has parallel sides of 13 cm and 20 cm, 8 cm apart. Work out its area.
- 2Venn Diagrams3 marks
In a Venn diagram, 5 are in A only, 20 in B only, 7 in both and 1 in neither. Work out the probability a random one is in A or B.
- 3Box Plots2 marks
A box plot has minimum 5, lower quartile 10, median 15, upper quartile 17 and maximum 27. Work out the interquartile range.
- 4Reverse Percentages3 marks
After an increase of 20%, a price is £696. Work out the price before the change.
- 5Forming and Solving Equations3 marks
3 consecutive whole numbers add up to 111. Work out the smallest of them.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1982, including the monthly compilation PDF.