Daily Practice

Higher

28th May 1975

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 59°, angle B is 43° and side a is 15 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 18 in B only, 4 in both and 8 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 6, 5, 11. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices3 marks
Work out 25^(3/2).
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 14x + 48.

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