Higher
11th September 1965
- 1SOHCAHTOA (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.
- 2Probability Trees3 marks
A bag holds 5 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has minimum 4, lower quartile 11, median 17, upper quartile 27 and maximum 37. Work out the interquartile range.
- 4Bounds2 marks
A mass is 230 kg, correct to the nearest 10. Write down the upper bound.
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -3x - 6 that passes through (4, 0).
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1965, including the monthly compilation PDF.