Daily Practice
Higher
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20th July 1972
- 1Histograms2 marks
A histogram class is 20 units wide and contains 80 values. Work out the frequency density.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.3333... as a fraction in its simplest form.
- 3Changing the Subject of a Formula3 marks
Make x the subject of y = 6x^2 - 8.
- 4Repeated Percentage Change3 marks
A town's population is 29000 and grows by 3% each year. Work out the population after 5 years, to the nearest whole number.
- 5Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 106°. Work out angle ADC.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1972, including the monthly compilation PDF.