Daily Practice · Higher

Daily Practice - Higher

30th May 1992

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

1
Box Plots2 marks
A box plot has minimum 7, lower quartile 10, median 19, upper quartile 22 and maximum 26. Work out the interquartile range.
2
Standard Form2 marks
Work out (7 x 10^7) x (5 x 10^6). Give your answer in standard form.
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 16.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 45. Work out y when x = 8.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 78°. Work out angle ABC, where B is on the major arc.

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