Daily Practice · Higher

Daily Practice - Higher

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

9th September 2000

5 questions · 11 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 5, lower quartile 13, median 21, upper quartile 25 and maximum 27. Work out the interquartile range.
2
Bounds2 marks
A mass is 210 kg, correct to the nearest 10. Write down the lower bound.
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 81.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 8. Work out y when x = 3.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 108°. Work out angle ABC, where B is on the major arc.

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