Daily Practice
Foundation Plus
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1st October 1983
- 1Angles in Polygons2 marks
Work out the size of one exterior angle of a regular pentagon.
- 2Venn Diagrams3 marks
In a Venn diagram, 10 are in A only, 16 in B only, 4 in both and 12 in neither. Work out the probability a random one is in A or B.
- 3Capture Recapture3 marks
15 fish are marked and released. Later 30 are caught, of which 3 are marked. Estimate the population.
- 4Reverse Percentages3 marks
After an increase of 20%, a price is £432. Work out the price before the change.
- 5Sequences (Nth Term)2 marks
A sequence has nth term 7n - 3. Work out the 10th term.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1983, including the monthly compilation PDF.