Daily Practice - Higher
27th April 1995
- 1Histograms2 marks
A histogram class is 10 units wide and contains 30 values. Work out the frequency density.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.2727... as a fraction in its simplest form.
- 3Inequalities on Graphs2 marks
A region is defined by y < -x - 9. Should the boundary line be solid or dashed, and why?
- 4Repeated Percentage Change3 marks
A town's population is 34500 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.
- 5Spheres and Cones3 marks
A cone has base radius 2 cm and vertical height 9 cm. Work out its volume, leaving your answer in terms of pi.
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