Higher
2nd September 1970
- 1Speed and Density2 marks
A block has volume 45 cm^3 and density 7.5 g/cm^3. Work out its mass.
- 2Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 16 cm^2. Work out the area of the larger.
- 3Conditional Probability3 marks
21 students study Spanish and 3 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 12, 3, 4, 5. Write down the cumulative frequency at the end of the third class.
- 5Reverse Percentages3 marks
A bill is £96 including VAT at 20%. Work out the amount before VAT.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1970, including the monthly compilation PDF.