Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
28th January 2015
- 1Spheres and Cones3 marks
A cone has base radius 6 cm and vertical height 9 cm. Work out its volume, leaving your answer in terms of pi.
- 2Probability Trees3 marks
A bag holds 3 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 9, 10, 6, 5. Write down the cumulative frequency at the end of the third class.
- 4Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.6565... as a fraction in its simplest form.
- 5Inequalities on Graphs2 marks
A region is defined by y <= x + 2. Should the boundary line be solid or dashed, and why?
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