Daily Practice

Higher

10th September 1977

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

1
Box Plots2 marks
A box plot has minimum 4, lower quartile 12, median 16, upper quartile 18 and maximum 22. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 81^(3/2).
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 36.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 128. 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 106°. Work out angle ABC, where B is on the major arc.

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