Daily Practice

Higher

7th September 1983

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
The Sine Rule3 marks
In triangle ABC, angle A is 60°, angle B is 42° and side a is 6 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 6 are in A only, 10 in B only, 9 in both and 7 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 4, 9, 10, 6. Write down the cumulative frequency at the end of the third class.
4
Standard Form3 marks
Work out (18 x 10^6) / (9 x 10^4). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 12x + 32.

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