Daily Practice · Higher

Daily Practice - Higher

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

15th August 1998

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

1
Box Plots2 marks
A box plot has minimum 15, lower quartile 18, median 20, upper quartile 27 and maximum 29. Work out the interquartile range.
2
Standard Form3 marks
Work out (16 x 10^8) / (8 x 10^5). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + x - 72.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 75. Work out y when x = 6.
5
The Sine Rule3 marks
In triangle ABC, angle A is 69°, angle B is 63° and side a is 17 cm. Use the sine rule to work out side b, to 1 decimal place.

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