Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
18th January 1998
- 1Reverse Percentages3 marks
A bill is £120 including VAT at 20%. Work out the amount before VAT.
- 2Expanding Triple Brackets3 marks
Expand and simplify (x - 5)(x - 4)(x - 5).
- 3Exchange Rates2 marks
£1 is worth 1.85 Australian dollars. Convert 150 Australian dollars into pounds. Give your answer to the nearest penny.
- 4Vectors3 marks
a is the column vector (-4, -2) and b is (-5, 0). Work out 3a - 2b as a column vector.
- 5Probability (Higher)3 marks
Two independent events have probabilities 1/4 and 1/4. Work out the probability that both happen.
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