Daily Practice

Higher

3rd September 1970

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 47°, angle B is 99° 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, 7 are in A only, 17 in B only, 2 in both and 4 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 5 units wide and contains 15 values. Work out the frequency density.
4
Standard Form3 marks
Work out (6 x 10^9) / (2 x 10^4). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 4x - 45.

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