Foundation Plus
19th January 1957
- 1Ratio2 marks
Red and blue stickers are in the ratio 3 : 8. There are 21 red stickers. How many stickers are there altogether?
- 2Spheres and Cones3 marks
A sphere has radius 6 cm. Work out its volume, leaving your answer in terms of pi.
- 3Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 16 in B only, 11 in both and 1 in neither. Work out the probability a random one is in both.
- 4Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 120 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... 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 January 1957, including the monthly compilation PDF.