Daily Practice

Higher

18th November 1989

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

1
Box Plots2 marks
A box plot has minimum 11, lower quartile 20, median 23, upper quartile 33 and maximum 42. Work out the interquartile range.
2
Standard Form2 marks
Work out (2 x 10^8) x (7 x 10^4). Give your answer in standard form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 3)(x - 3)(x - 3).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 36. Work out y when x = 7.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 15 cm and one shorter side of 12 cm. Work out the other shorter side.

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