Daily Practice
Higher
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25th January 1957
- 1Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 8, y = 72. Work out y when x = 2.
- 2Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 2. Work out the gradient of a line perpendicular to it.
- 3Conditional Probability3 marks
20 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Capture Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
- 5Fractional and Negative Indices2 marks
Write 5^-2 as a fraction.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1957, including the monthly compilation PDF.