Daily Practice

Higher

15th July 1952

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 80°, angle B is 67° and side a is 6 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 9 in B only, 9 in both and 9 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
40 voles are marked and released. Later 54 are caught, of which 6 are marked. Estimate the population.
4
Standard Form2 marks
Work out (8 x 10^7) x (5 x 10^-6). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 6x - 16.

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