Higher
7th February 1991
- 1Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x - 6 that passes through (5, -26).
- 2Repeated Percentage Change3 marks
A town's population is 4000 and grows by 5% each year. Work out the population after 2 years, to the nearest whole number.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 3 cm, 4 cm and 5 cm. Work out the angle opposite the 3 cm side, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 5 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Histograms2 marks
A histogram class is 4 units wide and contains 8 values. Work out the frequency density.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1991, including the monthly compilation PDF.