Daily Practice
Higher
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5th February 1991
- 1Capture Recapture3 marks
25 newts are marked and released. Later 60 are caught, of which 5 are marked. Estimate the population.
- 2The Product Rule for Counting2 marks
A meal deal has 6 mains, 6 sides and 2 drinks. How many different meals are possible?
- 3Expanding and Factorising Quadratics2 marks
Factorise x^2 - 64.
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 7. Write y in terms of x.
- 5Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 158°. Work out angle ABC, where B is on the major arc.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1991, including the monthly compilation PDF.