Daily Practice

Higher

15th July 1989

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

1
Box Plots2 marks
A box plot has minimum 14, lower quartile 22, median 24, upper quartile 29 and maximum 35. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7777... as a fraction in its simplest form.
3
Inequalities on Graphs2 marks
A region is defined by y < -5x - 1. 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 = 3, y = 45. Work out y when x = 5.
5
Spheres and Cones3 marks
A cone has base radius 10 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of pi.

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