Daily Practice · Higher

Daily Practice - Higher

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

6th December 1997

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

1
Box Plots2 marks
A box plot has minimum 3, lower quartile 10, median 17, upper quartile 26 and maximum 34. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 16^(3/2).
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 = 4, y = 112. Work out y when x = 9.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 62°. Work out angle ABC, where B is on the major arc.

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