Daily Practice
Higher
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25th February 1987
- 1Conditional Probability3 marks
15 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Cumulative Frequency2 marks
Four classes in order have frequencies 12, 6, 9, 9. Write down the cumulative frequency at the end of the third class.
- 3The Product Rule for Counting2 marks
A meal deal has 4 mains, 8 sides and 2 drinks. How many different meals are possible?
- 4Inequalities on Graphs3 marks
Does the point (-1, 2) satisfy y > -x - 1?
- 5Speed and Density2 marks
A block has volume 105 cm^3 and density 8 g/cm^3. Work out its mass.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1987, including the monthly compilation PDF.