Higher
18th March 1965
- 1Surds2 marks
Write sqrt(12) in the form a sqrt(b), where b is as small as possible.
- 2Simultaneous Equations3 marks
5 teas and 1 cake cost £8.05. 4 teas and 4 cakes cost £13.00. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A town's population is 4000 and grows by 4% each year. Work out the population after 6 years, to the nearest whole number.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 5 cm and an angle of 43°. Work out the side opposite that angle, to 1 decimal place.
- 5Probability Trees3 marks
3 of 6 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 March 1965, including the monthly compilation PDF.