Higher
28th June 1990
- 1Histograms2 marks
A histogram class is 2 units wide and contains 3 values. Work out the frequency density.
- 2Standard Form3 marks
Work out (32 x 10^10) / (8 x 10^3). Give your answer in standard form.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 3x - 7 that passes through (1, -8).
- 4Repeated Percentage Change3 marks
A town's population is 24000 and grows by 3% each year. Work out the population after 5 years, to the nearest whole number.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 10 cm, 24 cm and 26 cm. Work out the angle opposite the 10 cm side, to 1 decimal place.
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