Daily Practice

Foundation Plus

7th March 1982

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

1
Reverse Percentages3 marks
A bill is £600 including VAT at 20%. Work out the amount before VAT.
2
Drawing Quadratic Graphs3 marks
Where does the curve y = x^2 - 16 cross the x-axis?
3
Exchange Rates2 marks
£1 is worth 1.24 US dollars. Convert 800 US dollars into pounds. Give your answer to the nearest penny.
4
Vectors3 marks
a is the column vector (1, -6) and b is (-6, -1). Work out 3a - 3b as a column vector.
5
Probability (Higher)3 marks
Two independent events have probabilities 1/3 and 1/5. Work out the probability that both happen.

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