Daily Practice
Higher
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17th June 1982
- 1Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.2828... as a fraction in its simplest form.
- 2Factorising Harder Quadratics3 marks
Factorise 3x^2 + 8x - 3.
- 3Repeated Percentage Change3 marks
A town's population is 24500 and grows by 6% each year. Work out the population after 4 years, to the nearest whole number.
- 4Spheres and Cones3 marks
A sphere has radius 12 cm. Work out its volume, leaving your answer in terms of pi.
- 5Probability Trees3 marks
1 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1982, including the monthly compilation PDF.