Higher
8th December 1955
- 1Repeated Percentage Change3 marks
A town's population is 12000 and grows by 5% each year. Work out the population after 5 years, to the nearest whole number.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 10 cm and 10 cm with an angle of 129° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
1 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Histograms2 marks
A histogram class is 2 units wide and contains 1 values. Work out the frequency density.
- 5Surds2 marks
Write sqrt(45) in the form a sqrt(b), where b is as small as possible.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1955, including the monthly compilation PDF.