Daily Practice · Higher

Daily Practice - Higher

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

8th November 2008

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 5, lower quartile 13, median 18, upper quartile 23 and maximum 30. Work out the interquartile range.
2
Standard Form2 marks
Work out (8 x 10^7) x (2 x 10^3). Give your answer in standard form.
3
Inequalities on Graphs2 marks
A region is defined by y <= -2x + 5. Should the boundary line be solid or dashed, and why?
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 252. Work out y when x = 4.
5
Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.

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