Daily Practice
Higher
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20th October 1985
- 1SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 8 cm, 15 cm and 17 cm. Work out the angle opposite the 8 cm side, to 1 decimal place.
- 2Probability Trees3 marks
A bag holds 5 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has a minimum of 3 and a maximum of 13. Work out the range.
- 4Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.8888... as a fraction in its simplest form.
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x - 6 that passes through (4, -27).
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1985, including the monthly compilation PDF.