Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
22nd September 1999
- 1Reverse Percentages3 marks
A bill is £504 including VAT at 20%. Work out the amount before VAT.
- 2Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x + 4 that passes through (3, -11).
- 3Ratio3 marks
Zara and Freya share some money in the ratio 5 : 9. Freya gets £68 more than Zara. How much was shared?
- 4Vectors3 marks
a is the column vector (-2, 6) and b is (0, -1). Work out 5a - 4b as a column vector.
- 5Probability (Higher)3 marks
Two independent events have probabilities 1/4 and 1/3. Work out the probability that both happen.
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