Daily Practice

Higher

13th April 1985

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 10, lower quartile 13, median 18, upper quartile 28 and maximum 33. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 100^(3/2).
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 3)(x + 2)(x + 1).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 48. Work out y when x = 7.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 5 cm. Work out the other shorter side.

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