Daily Practice · Higher

Daily Practice - Higher

29th June 1991

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

1
Box Plots2 marks
A box plot has minimum 3, lower quartile 9, median 15, upper quartile 20 and maximum 25. Work out the interquartile range.
2
Fractional and Negative Indices2 marks
Write 9^-3 as a fraction.
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 25.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 81. Work out y when x = 5.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 176°. Work out angle ABC, where B is on the major arc.

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