Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
25th November 1998
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 3, 9, 7, 10. Write down the cumulative frequency at the end of the third class.
- 2Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -x - 2 that passes through (6, 6).
- 4Speed and Density2 marks
A block has volume 100 cm^3 and density 11 g/cm^3. Work out its mass.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 7 cm, 24 cm and 25 cm. Work out the angle opposite the 7 cm side, to 1 decimal place.
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