Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

9th April 1998

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 31°, angle B is 74° and side a is 19 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, 9 in B only, 11 in both and 2 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 2 units wide and contains 6 values. Work out the frequency density.
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.6565... as a fraction in its simplest form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 10x + 21.

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