Daily Practice
Higher
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8th November 1990
- 1Fractional and Negative Indices3 marks
Work out 216^(2/3).
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 7x - 4, work out y when x = -4.
- 3Repeated Percentage Change3 marks
A town's population is 2000 and grows by 5% each year. Work out the population after 6 years, to the nearest whole number.
- 4Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 12 cm and angle 240°. Work out its area, to 1 decimal place.
- 5Conditional Probability3 marks
24 students study Spanish and 9 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 November 1990, including the monthly compilation PDF.