Higher
17th February 1971
- 1Speed and Density2 marks
A block has volume 165 cm^3 and density 2.5 g/cm^3. Work out its mass.
- 2Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 4. Work out the gradient of a line perpendicular to it.
- 3Conditional Probability3 marks
12 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Cumulative Frequency2 marks
Four classes in order have frequencies 11, 5, 10, 3. Write down the cumulative frequency at the end of the third class.
- 5The Product Rule for Counting2 marks
A meal deal has 8 mains, 4 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 February 1971, including the monthly compilation PDF.