Daily Practice · Higher

Daily Practice - Higher

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

17th May 2014

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

1
Box Plots2 marks
A box plot has minimum 9, lower quartile 15, median 21, upper quartile 29 and maximum 36. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 25^(3/2).
3
Inequalities on Graphs2 marks
A region is defined by y < -x + 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 = 9.
5
Spheres and Cones3 marks
A cone has base radius 4 cm and vertical height 9 cm. Work out its volume, leaving your answer in terms of pi.

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