Higher
16th August 1973
- 1Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 4x - 6 that passes through (6, 13).
- 2Repeated Percentage Change3 marks
A town's population is 4000 and grows by 6% each year. Work out the population after 4 years, to the nearest whole number.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 5 cm, 12 cm and 13 cm. Work out the angle opposite the 5 cm side, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 3 red and 9 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Histograms2 marks
A histogram class is 10 units wide and contains 25 values. Work out the frequency density.
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