Daily Practice
Higher
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1st October 1988
- 1Fractional and Negative Indices2 marks
Write 9^-3 as a fraction.
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 - x + 2, work out y when x = 4.
- 3Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 252. Work out y when x = 2.
- 4Sector 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.
- 5Conditional Probability3 marks
20 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1988, including the monthly compilation PDF.