Higher
17th February 1967
- 1Capture Recapture2 marks
A capture-recapture estimate is made of the moth population of a meadow. State one assumption the method relies on.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.9696... as a fraction in its simplest form.
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -40/x, work out y when x = 10, and write down the equation of its vertical asymptote.
- 4Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 9, y = 99. Work out y when x = 14.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 3. The larger has a volume of 1080 cm^3. Work out the volume of the smaller.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1967, including the monthly compilation PDF.