Daily Practice
Higher
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21st October 1979
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 8. Work out y when x = 2.
- 2Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -5. Work out the gradient of a line perpendicular to it.
- 3Conditional Probability3 marks
18 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has a minimum of 4 and a maximum of 15. Work out the range.
- 5The Product Rule for Counting2 marks
A meal deal has 8 mains, 3 sides and 3 drinks. How many different meals are possible?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1979, including the monthly compilation PDF.