Daily Practice · Higher

Daily Practice - Higher

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

13th April 2004

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

1
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 154°. Work out angle ABC, where B is on the major arc.
2
Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 5 in B only, 11 in both and 1 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
50 fish are marked and released. Later 28 are caught, of which 7 are marked. Estimate the population.
4
Standard Form3 marks
Work out (42 x 10^9) / (7 x 10^5). Give your answer in standard form.
5
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 81.

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