Daily Practice · Higher

Daily Practice - Higher

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

30th July 2006

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 - 6. Should the boundary line be solid or dashed, and why?
2
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 40. Work out y when x = 10.
3
Spheres and Cones3 marks
A cone has base radius 10 cm and vertical height 6 cm. Work out its volume, leaving your answer in terms of pi.
4
Probability Trees3 marks
A bag holds 5 red and 7 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Box Plots2 marks
A box plot has a minimum of 18 and a maximum of 56. Work out the range.

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