Daily Practice · Higher

Daily Practice - Higher

28th November 1992

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

1
Inequalities on Graphs2 marks
A region is defined by y <= 2x - 5. Should the boundary line be solid or dashed, and why?
2
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 144. Work out y when x = 9.
3
Spheres and Cones3 marks
A cone has base radius 8 cm and vertical height 6 cm. Work out its volume, leaving your answer in terms of pi.
4
Probability Trees3 marks
A bag holds 10 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Box Plots2 marks
A box plot has minimum 14, lower quartile 16, median 26, upper quartile 34 and maximum 44. Work out the interquartile range.

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