Higher
9th April 1980
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 9, 3, 12, 3. Write down the cumulative frequency at the end of the third class.
- 2Bounds2 marks
A mass is 500 kg, correct to the nearest 10. Write down the lower bound.
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 10/x, work out y when x = 5, and write down the equation of its vertical asymptote.
- 4Speed and Density2 marks
A block has volume 110 cm^3 and density 3 g/cm^3. Work out its mass.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 136 cm^3. Work out the volume of the smaller.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1980, including the monthly compilation PDF.