Daily Practice

Higher

29th November 1990

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 52°, angle B is 30° and side a is 8 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 4 are in A only, 6 in B only, 10 in both and 10 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 4 units wide and contains 10 values. Work out the frequency density.
4
Standard Form3 marks
Work out (35 x 10^11) / (7 x 10^2). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 8x + 12.

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