Higher
10th December 1987
- 1Conditional Probability3 marks
15 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Histograms2 marks
A histogram class is 10 units wide and contains 40 values. Work out the frequency density.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7373... as a fraction in its simplest form.
- 4Inequalities on Graphs3 marks
Does the point (3, -1) satisfy y > -x + 7?
- 5Repeated Percentage Change3 marks
A town's population is 16500 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1987, including the monthly compilation PDF.