Daily Practice · Higher

Daily Practice - Higher

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

9th June 2007

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 148°. Work out angle ABC, where B is on the major arc.
2
Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 9 in B only, 3 in both and 10 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 6, lower quartile 8, median 17, upper quartile 21 and maximum 30. Work out the interquartile range.
4
Bounds2 marks
A mass is 31 kg, correct to the nearest whole number. Write down the lower bound.
5
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 64.

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