Daily Practice

Foundation Plus

19th May 1990

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 5x - 14.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 4. Work out y when x = 8.
3
Transformations2 marks
The point (-4, 2) is rotated 90° anticlockwise about the origin. Write down the coordinates of the image.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 100 times. How many heads would you expect?
5
Scatter Graphs2 marks
A scatter graph plots the day of the month and the temperature at noon. What type of correlation would you expect?

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