Daily Practice · Higher

Daily Practice - Higher

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

22nd January 2005

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

1
Box Plots2 marks
A box plot has minimum 7, lower quartile 13, median 23, upper quartile 31 and maximum 33. Work out the interquartile range.
2
Standard Form2 marks
Work out (9 x 10^8) x (3 x 10^4). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 2x - 63.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 216. Work out y when x = 8.
5
The Sine Rule3 marks
In triangle ABC, angle A is 53°, angle B is 91° and side a is 15 cm. Use the sine rule to work out side b, to 1 decimal place.

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