Daily Practice · Higher
Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
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16th October 2005
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 9. Work out y when x = 3.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 7 cm and angle 60°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
22 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has a minimum of 3 and a maximum of 18. Work out the range.
- 5Fractional and Negative Indices3 marks
Work out 27^(2/3).
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