Daily Practice · Higher

Daily Practice - Higher

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

11th April 2009

5 questions · 11 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 136°. Work out angle ABC, where B is on the major arc.
2
Venn Diagrams3 marks
In a Venn diagram, 9 are in A only, 12 in B only, 7 in both and 8 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 1, lower quartile 9, median 13, upper quartile 19 and maximum 25. Work out the interquartile range.
4
Standard Form2 marks
Work out (9 x 10^8) x (2 x 10^-3). Give your answer in standard form.
5
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 81.

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