Daily Practice

Higher

20th August 1981

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Histograms2 marks
A histogram class is 20 units wide and contains 50 values. Work out the frequency density.
2
Standard Form3 marks
Work out (21 x 10^9) / (7 x 10^4). Give your answer in standard form.
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 49.
4
Repeated Percentage Change3 marks
A town's population is 4500 and grows by 5% each year. Work out the population after 3 years, to the nearest whole number.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 164°. Work out angle ABC, where B is on the major arc.

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