Daily Practice
Foundation Plus
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15th August 1985
- 1Angles in Polygons2 marks
Work out the size of one exterior angle of a regular octagon.
- 2Venn Diagrams3 marks
In a Venn diagram, 18 are in A only, 8 in B only, 5 in both and 4 in neither. Work out the probability a random one is in A or B.
- 3Scatter 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?
- 4Reverse Percentages3 marks
After a decrease of 40%, a price is £84. Work out the price before the change.
- 5Solving Equations3 marks
Solve 9x + 1 = x + 25.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1985, including the monthly compilation PDF.