Daily Practice · Higher

Daily Practice - Higher

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

4th April 2002

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

1
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 3x + 2.
2
Repeated Percentage Change3 marks
A town's population is 38500 and grows by 6% each year. Work out the population after 4 years, to the nearest whole number.
3
The Sine Rule3 marks
In triangle ABC, angle A is 33°, angle B is 48° and side a is 9 cm. Use the sine rule to work out side b, to 1 decimal place.
4
Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 13 in B only, 11 in both and 3 in neither. Work out the probability a random one is in both.
5
Histograms2 marks
A histogram class is 20 units wide and contains 40 values. Work out the frequency density.

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