Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
25th December 2003
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 4x^2 - 2.
- 2Speed and Density2 marks
A block has volume 120 cm^3 and density 11 g/cm^3. Work out its mass.
- 3Transformations2 marks
The point (2, 3) is rotated 90° anticlockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 200 times. How many heads would you expect?
- 5Averages from Frequency Tables3 marks
In a survey 9 households own 1 car, 3 own 2 cars and 3 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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