Daily Practice

Higher

24th October 1987

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 7, median 14, upper quartile 24 and maximum 28. 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 - 121.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 200. Work out y when x = 4.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 88°. Work out angle ABC, where B is on the major arc.

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