Daily Practice

Higher

8th December 1970

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 78°, angle B is 65° and side a is 12 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 6 are in A only, 13 in B only, 4 in both and 1 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
10 newts are marked and released. Later 45 are caught, of which 5 are marked. Estimate the population.
4
Bounds2 marks
A mass is 24.2 kg, correct to 1 decimal place. Write down the upper bound.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 2x - 24.

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