Daily Practice
Higher
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12th March 1974
- 1Capture Recapture3 marks
10 newts are marked and released. Later 12 are caught, of which 3 are marked. Estimate the population.
- 2Reverse Percentages3 marks
A bill is £360 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 = -3x - 3 that passes through (5, -22).
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 5. Write y in terms of x.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 6 cm, 8 cm and 10 cm. Work out the angle opposite the 6 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 March 1974, including the monthly compilation PDF.