Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

28th September 1991

5 questions · 14 marks · Grades 4-6 · 128 question types in this band

1
Reverse Percentages3 marks
A bill is £408 including VAT at 20%. Work out the amount before VAT.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 7x + 2, work out y when x = 5.
3
Compound Interest and Depreciation3 marks
A van is worth £9000. It depreciates by 20% each year. Work out its value after 4 years, to the nearest penny.
4
Vectors3 marks
a is the column vector (6, 6) and b is (5, -5). Work out 3a - 4b as a column vector.
5
Probability (Higher)3 marks
Two independent events have probabilities 1/2 and 1/2. Work out the probability that both happen.

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