Daily Practice

Higher

4th December 1986

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Histograms2 marks
A histogram class is 20 units wide and contains 40 values. Work out the frequency density.
2
Surds2 marks
Write sqrt(20) in the form a sqrt(b), where b is as small as possible.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 7x + 12.
4
Repeated Percentage Change3 marks
A town's population is 12000 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.
5
The Sine Rule3 marks
In triangle ABC, angle A is 56°, angle B is 41° and side a is 13 cm. Use the sine rule to work out side b, to 1 decimal place.

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