Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
19th January 2012
- 1Best Buy Questions3 marks
A pack of 8 sponges costs £1.20. A pack of 24 costs £3.36. Which pack is better value?
- 2Spheres and Cones3 marks
A sphere has radius 3 cm. Work out its volume, leaving your answer in terms of pi.
- 3Venn Diagrams3 marks
In a Venn diagram, 7 are in A only, 17 in B only, 12 in both and 3 in neither. Work out the probability a random one is in both.
- 4Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 0 < x <= 10. The frequencies in order are 3, 7, 11, 21, 16. Write down the modal class.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... as a fraction in its simplest form.
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