Foundation Plus
16th March 1967
- 1Best Buy Questions3 marks
A pack of 10 sponges costs £2.00. A pack of 30 costs £4.80. 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, 11 are in A only, 6 in B only, 3 in both and 3 in neither. Work out the probability a random one is in both.
- 4Box Plots2 marks
A box plot has minimum 14, lower quartile 21, median 31, upper quartile 35 and maximum 45. Work out the interquartile range.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.111... 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 March 1967, including the monthly compilation PDF.