Daily Practice

Higher

5th May 1990

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 13, lower quartile 20, median 25, upper quartile 31 and maximum 36. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 16^(3/2).
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 2x - 8.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 288. Work out y when x = 7.
5
The Sine Rule3 marks
In triangle ABC, angle A is 34°, angle B is 45° and side a is 17 cm. Use the sine rule to work out side b, to 1 decimal place.

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