Higher
31st March 1988
- 1Repeated Percentage Change3 marks
A town's population is 4000 and grows by 8% each year. Work out the population after 5 years, to the nearest whole number.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because two angles and a corresponding side outside them are equal. Which congruence condition is this?
- 3Conditional Probability3 marks
16 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Histograms2 marks
A histogram class is 5 units wide and contains 10 values. Work out the frequency density.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.333... as a fraction in its simplest form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1988, including the monthly compilation PDF.