Daily Practice
Higher
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19th December 1974
- 1Histograms2 marks
A histogram class is 20 units wide and contains 40 values. Work out the frequency density.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.444... as a fraction in its simplest form.
- 3Expanding and Factorising Quadratics3 marks
Factorise x^2 + 4x - 5.
- 4Repeated Percentage Change3 marks
A town's population is 38500 and grows by 6% each year. Work out the population after 4 years, to the nearest whole number.
- 5The Sine Rule3 marks
In triangle ABC, angle A is 33°, angle B is 88° and side a is 12 cm. Use the sine rule to work out side b, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1974, including the monthly compilation PDF.