Foundation Plus
11th June 1964
- 1Best Buy Questions3 marks
A pack of 11 batteries costs £5.50. A pack of 33 costs £15.51. Which pack is better value?
- 2Spheres and Cones3 marks
A sphere has radius 12 cm. Work out its volume, leaving your answer in terms of pi.
- 3Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 5 in B only, 9 in both and 2 in neither. Work out the probability a random one is in both.
- 4Capture Recapture3 marks
20 beetles are marked and released. Later 45 are caught, of which 5 are marked. Estimate the population.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1964, including the monthly compilation PDF.