Daily Practice · Higher

Daily Practice - Higher

1st October 1994

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

1
Inequalities on Graphs2 marks
A region is defined by y < -5x - 8. 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 = 6, y = 216. Work out y when x = 9.
3
Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of pi.
4
Probability Trees3 marks
A bag holds 6 red and 6 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Box Plots2 marks
A box plot has minimum 9, lower quartile 19, median 27, upper quartile 32 and maximum 34. Work out the interquartile range.

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