Daily Practice · Higher

Daily Practice - Higher

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

24th October 2020

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

1
Box Plots2 marks
A box plot has minimum 8, lower quartile 18, median 25, upper quartile 30 and maximum 34. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £336 including VAT at 20%. Work out the amount before VAT.
3
Inequalities on Graphs2 marks
A region is defined by y < -4x + 7. 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 = 5, y = 175. Work out y when x = 7.
5
Spheres and Cones3 marks
A cone has base radius 8 cm and vertical height 3 cm. Work out its volume, leaving your answer in terms of pi.

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