Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
18th June 2020
- 1Spheres and Cones3 marks
A cone has base radius 3 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
- 2Probability Trees3 marks
A bag holds 8 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Histograms2 marks
A histogram class is 10 units wide and contains 15 values. Work out the frequency density.
- 4Fractional and Negative Indices2 marks
Write 7^-3 as a fraction.
- 5Inequalities on Graphs2 marks
A region is defined by y <= -3x - 2. Should the boundary line be solid or dashed, and why?
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