Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
9th September 2015
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 10, 4, 6, 8. Write down the cumulative frequency at the end of the third class.
- 2Bounds2 marks
A mass is 720 kg, correct to the nearest 10. Write down the upper bound.
- 3Inequalities on Graphs2 marks
A region is defined by y <= -3x + 9. Should the boundary line be solid or dashed, and why?
- 4Speed and Density2 marks
A block has volume 30 cm^3 and density 8 g/cm^3. Work out its mass.
- 5Spheres and Cones3 marks
A cone has base radius 3 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of pi.
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