Daily Practice

Higher

25th October 1989

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

1
Cumulative Frequency2 marks
Four classes in order have frequencies 8, 7, 4, 6. Write down the cumulative frequency at the end of the third class.
2
Surds2 marks
Write sqrt(98) in the form a sqrt(b), where b is as small as possible.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 - x - 2.
4
Speed and Density2 marks
A block has volume 185 cm^3 and density 2.5 g/cm^3. Work out its mass.
5
The Sine Rule3 marks
In triangle ABC, angle A is 30°, angle B is 64° and side a is 14 cm. Use the sine rule to work out side b, to 1 decimal place.

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