Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

21st June 2007

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 50°, angle B is 61° 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, 5 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 2 units wide and contains 3 values. Work out the frequency density.
4
Standard Form2 marks
Work out (6 x 10^5) x (9 x 10^6). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 13x + 40.

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