Daily Practice

Higher

10th July 1985

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
The Sine Rule3 marks
In triangle ABC, angle A is 39°, angle B is 73° and side a is 8 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 12 in B only, 10 in both and 5 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 11, 10, 8, 5. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices3 marks
Work out 16^(3/2).
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 6x + 8.

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