Foundation
29th March 1977
- 1Best Buy Questions2 marks
A 300 g bag of coffee costs 75p. Work out the cost per 100 g.
- 2Transformations2 marks
The point (-1, -4) is translated by the column vector (4, -6). Write down the coordinates of the image.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
- 4Two Way Tables3 marks
In a group of 150 students, 70 are boys. 30 boys and 25 girls bring a packed lunch. How many students do not?
- 5Negative Numbers2 marks
At midnight the temperature in Aviemore is -11°C. By noon it has risen by 7°C. What is the temperature at noon?
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