Daily Practice · Higher

Daily Practice - Higher

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

16th June 1998

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

1
Capture Recapture3 marks
60 voles are marked and released. Later 63 are caught, of which 7 are marked. Estimate the population.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.555... as a fraction in its simplest form.
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 81.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 9. 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 102°. Work out angle ABC, where B is on the major arc.

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