Higher
13th September 1961
- 1Speed and Density2 marks
A block has volume 50 cm^3 and density 8 g/cm^3. Work out its mass.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because both are right-angled with equal hypotenuses and one other equal side. Which congruence condition is this?
- 3Conditional Probability3 marks
23 students study Spanish and 7 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 4, 4, 12, 12. Write down the cumulative frequency at the end of the third class.
- 5Fractional and Negative Indices3 marks
Work out 125^(2/3).
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1961, including the monthly compilation PDF.