Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
27th December 2017
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 5, 7, 4, 9. Write down the cumulative frequency at the end of the third class.
- 2Fractional and Negative Indices3 marks
Work out 27^(2/3).
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 40/x, work out y when x = 10, and write down the equation of its vertical asymptote.
- 4Speed and Density2 marks
A block has volume 150 cm^3 and density 7.5 g/cm^3. Work out its mass.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 4. The larger has a volume of 2112 cm^3. Work out the volume of the smaller.
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