Daily Practice
Higher
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4th February 1990
- 1Box Plots2 marks
A box plot has a minimum of 17 and a maximum of 76. Work out the range.
- 2Reverse Percentages3 marks
A bill is £912 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 + 5 that passes through (6, -8).
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 8, y = 12. Work out y when x = 6.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 3 cm, 4 cm and 5 cm. Work out the angle opposite the 3 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 February 1990, including the monthly compilation PDF.