Daily Practice

Higher

20th February 1979

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

1
Capture Recapture3 marks
20 beetles are marked and released. Later 40 are caught, of which 4 are marked. Estimate the population.
2
Fractional and Negative Indices3 marks
Work out 49^(3/2).
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 121.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 7. Write y in terms of x.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 84°. Work out angle ABC, where B is on the major arc.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1979, including the monthly compilation PDF.