Foundation
27th October 1964
- 1Scale Drawings2 marks
A model of a lorry is built to a scale of 1 : 50. The real length is 2.5 m. How long is the model, in cm?
- 2Area and Perimeter2 marks
A rectangle has an area of 40 cm^2 and a width of 4 cm. Work out its perimeter.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
- 4Scatter Graphs2 marks
A scatter graph plots a car's engine size and the miles it does per gallon. What type of correlation would you expect?
- 5Negative Numbers2 marks
At midnight the temperature in Fort William is -14°C. By noon it has risen by 11°C. What is the temperature at noon?
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