Daily Practice

Higher

10th February 1977

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
The Sine Rule3 marks
In triangle ABC, angle A is 66°, angle B is 68° and side a is 19 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 5 are in A only, 13 in B only, 10 in both and 7 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 4 units wide and contains 6 values. Work out the frequency density.
4
Standard Form2 marks
Work out (3 x 10^7) x (7 x 10^3). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 4x - 12.

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