Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
30th April 2008
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 7, 12, 12, 3. Write down the cumulative frequency at the end of the third class.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7070... as a fraction in its simplest form.
- 3Inequalities on Graphs2 marks
A region is defined by y <= -3x + 5. Should the boundary line be solid or dashed, and why?
- 4Speed and Density2 marks
A block has volume 105 cm^3 and density 3 g/cm^3. Work out its mass.
- 5Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 6 cm. Work out its volume, leaving your answer in terms of pi.
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