Daily Practice
Higher
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27th August 1975
- 1Conditional Probability3 marks
22 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Cumulative Frequency2 marks
Four classes in order have frequencies 11, 7, 7, 4. Write down the cumulative frequency at the end of the third class.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.9494... as a fraction in its simplest form.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 7x - 8, work out y when x = -4.
- 5Speed and Density2 marks
A block has volume 35 cm^3 and density 8 g/cm^3. Work out its mass.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1975, including the monthly compilation PDF.