Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
11th April 2004
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -70/x, work out y when x = 10, and write down the equation of its vertical asymptote.
- 2Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
- 3Transformations2 marks
The point (-5, -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 100 times. How many heads would you expect?
- 5Box Plots2 marks
A box plot has minimum 9, lower quartile 16, median 24, upper quartile 28 and maximum 38. Work out the interquartile range.
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