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18th February 1992
- 1Capture Recapture3 marks
55 newts are marked and released. Later 56 are caught, of which 8 are marked. Estimate the population.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.111... as a fraction in its simplest form.
- 3Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 7.
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
- 5Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 110°. Work out angle ADC.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1992, including the monthly compilation PDF.