Higher
30th June 1991
- 1Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7676... as a fraction in its simplest form.
- 2Simultaneous Equations3 marks
4 teas and 2 cakes cost £15.20. 4 teas and 4 cakes cost £21.80. Find the price of a tea.
- 3Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 10. Work out y when x = 2.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 12 cm and an angle of 55°. Work out the side adjacent to that angle, to 1 decimal place.
- 5Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1991, including the monthly compilation PDF.