Higher
16th February 1981
- 1The Product Rule for Counting2 marks
A meal deal has 5 mains, 8 sides and 6 drinks. How many different meals are possible?
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 6x - 6, work out y when x = 0.
- 3Repeated Percentage Change3 marks
A price rises by 15% and then falls by 20%. Work out the overall percentage change, to 2 decimal places.
- 4Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 6 cm and angle 240°. Work out its area, to 1 decimal place.
- 5Conditional Probability3 marks
15 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 February 1981, including the monthly compilation PDF.