Daily Practice
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30th March 1976
- 1Conditional Probability3 marks
19 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Capture Recapture3 marks
20 voles are marked and released. Later 12 are caught, of which 2 are marked. Estimate the population.
- 3Standard Form3 marks
Work out (14 x 10^10) / (2 x 10^4). Give your answer in standard form.
- 4Inequalities on Graphs3 marks
Does the point (-3, 5) satisfy y > x + 4?
- 5Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1976, including the monthly compilation PDF.