Higher
19th December 1966
- 1Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 168 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 2Reverse Percentages3 marks
A bill is £456 including VAT at 20%. Work out the amount before VAT.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x + 7 that passes through (4, 2).
- 4Repeated Percentage Change3 marks
A price rises by 25% and then falls by 10%. Work out the overall percentage change, to 2 decimal places.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 10 cm, 24 cm and 26 cm. Work out the angle opposite the 10 cm side, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1966, including the monthly compilation PDF.