Daily Practice · Higher

Daily Practice - Higher

2nd September 1993

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 56°, angle B is 37° and side a is 20 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, 16 in B only, 6 in both and 5 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
Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 3x - 18.

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