Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
7th November 2009
- 1Volume of a Prism3 marks
A prism has a triangular cross-section with base 22 cm and height 7 cm. The prism is 5 cm long. Work out its volume.
- 2Probability (Higher)3 marks
Two independent events have probabilities 1/3 and 1/5. Work out the probability that both happen.
- 3Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 15 < x <= 20. The frequencies in order are 21, 7, 16, 3, 11. Write down the modal class.
- 4Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
- 5Expanding and Factorising2 marks
Factorise fully 30x + 35.
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