Foundation
9th October 1979
- 1Scale Drawings2 marks
A model of a bridge is built to a scale of 1 : 25. The real length is 1.5 m. How long is the model, in cm?
- 2Transformations2 marks
The point (-4, -6) is translated by the column vector (-4, 0). Write down the coordinates of the image.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 100 times. How many heads would you expect?
- 4Two Way Tables3 marks
In a group of 150 students, 40 are boys. 20 boys and 50 girls bring a packed lunch. How many students do not?
- 5Percentage Change3 marks
A price changes from £40.00 to £56.00. Work out the percentage increase.
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