Daily Practice
Higher
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11th February 1979
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 30. Work out y when x = 6.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 5 cm and angle 120°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
18 students study Spanish and 10 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 19 and a maximum of 48. Work out the range.
- 5Fractional and Negative Indices2 marks
Write 6^-2 as a fraction.
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