Daily Practice · Higher

Daily Practice - Higher

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

20th January 2010

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
Four classes in order have frequencies 12, 9, 6, 8. Write down the cumulative frequency at the end of the third class.
2
Surds2 marks
Write sqrt(20) in the form a sqrt(b), where b is as small as possible.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 - x - 56.
4
Speed and Density2 marks
A block has volume 75 cm^3 and density 8 g/cm^3. Work out its mass.
5
The Sine Rule3 marks
In triangle ABC, angle A is 50°, angle B is 73° and side a is 9 cm. Use the sine rule to work out side b, to 1 decimal place.

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