Daily Practice · Higher

Daily Practice - Higher

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

25th April 2012

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 3 cm. Work out its volume, leaving your answer in terms of pi.
2
Probability Trees3 marks
A bag holds 8 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 11, 6, 7, 4. Write down the cumulative frequency at the end of the third class.
4
Bounds2 marks
A mass is 280 kg, correct to the nearest 10. Write down the upper bound.
5
Inequalities on Graphs2 marks
A region is defined by y < 4x - 2. Should the boundary line be solid or dashed, and why?

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