Daily Practice

Higher

26th December 1959

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

1
Box Plots2 marks
A box plot has minimum 8, lower quartile 11, median 21, upper quartile 30 and maximum 38. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 25^(3/2).
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 11x + 18.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 324. Work out y when x = 8.
5
The Sine Rule3 marks
In triangle ABC, angle A is 34°, angle B is 64° and side a is 9 cm. Use the sine rule to work out side b, to 1 decimal place.

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