Daily Practice - Higher
12th January 1995
- 1Repeated Percentage Change3 marks
A town's population is 23500 and grows by 6% each year. Work out the population after 5 years, to the nearest whole number.
- 2Spheres and Cones3 marks
A sphere has radius 18 cm. Work out its volume, leaving your answer in terms of pi.
- 3Probability Trees3 marks
2 of 5 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 5 units wide and contains 15 values. Work out the frequency density.
- 5Standard Form2 marks
Work out (8 x 10^5) x (8 x 10^-5). Give your answer in standard form.
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