Daily Practice · Higher

Daily Practice - Higher

10th March 1993

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

1
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 4x + 4.
2
Speed and Density2 marks
A block has volume 50 cm^3 and density 7.5 g/cm^3. Work out its mass.
3
The Sine Rule3 marks
In triangle ABC, angle A is 42°, angle B is 47° and side a is 6 cm. Use the sine rule to work out side b, to 1 decimal place.
4
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 16 in B only, 6 in both and 6 in neither. Work out the probability a random one is in both.
5
Cumulative Frequency2 marks
Four classes in order have frequencies 8, 3, 5, 9. Write down the cumulative frequency at the end of the third class.

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