Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

27th September 2008

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

1
Box Plots2 marks
A box plot has minimum 7, lower quartile 10, median 12, upper quartile 21 and maximum 25. Work out the interquartile range.
2
Standard Form3 marks
Work out (35 x 10^9) / (5 x 10^3). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 9x + 14.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 200. Work out y when x = 7.
5
The Sine Rule3 marks
In triangle ABC, angle A is 63°, angle B is 43° and side a is 16 cm. Use the sine rule to work out side b, to 1 decimal place.

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