Higher
3rd February 1955
- 1Surds2 marks
Write sqrt(12) in the form a sqrt(b), where b is as small as possible.
- 2Simultaneous Equations3 marks
4 teas and 2 cakes cost £7.70. 1 tea and 5 cakes cost £9.35. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A town's population is 34000 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 21 cm and an angle of 34°. Work out the side adjacent to that angle, to 1 decimal place.
- 5Probability Trees3 marks
3 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 February 1955, including the monthly compilation PDF.