Higher
20th September 1957
- 1Reverse Percentages3 marks
A bill is £480 including VAT at 20%. Work out the amount before VAT.
- 2Simultaneous Equations3 marks
2 teas and 3 cakes cost £9.35. 2 teas and 4 cakes cost £11.90. Find the price of a tea.
- 3Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 44. Work out y when x = 12.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 25 cm and an angle of 50°. Work out the side opposite that angle, to 1 decimal place.
- 5Probability Trees3 marks
4 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 September 1957, including the monthly compilation PDF.