Daily Practice · Higher

Daily Practice - Higher

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

10th November 2018

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

1
Box Plots2 marks
A box plot has minimum 6, lower quartile 14, median 22, upper quartile 29 and maximum 34. Work out the interquartile range.
2
Standard Form3 marks
Work out (4 x 10^7) / (2 x 10^3). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 - x - 20.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 112. Work out y when x = 9.
5
The Sine Rule3 marks
In triangle ABC, angle A is 54°, angle B is 71° and side a is 17 cm. Use the sine rule to work out side b, to 1 decimal place.

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