Daily Practice

Foundation Plus

5th May 1979

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 3/x, work out y when x = -1, and write down the equation of its vertical asymptote.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 8, y = 64. Work out y when x = 14.
3
Transformations2 marks
The point (-2, -8) 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 0.4. It is thrown 250 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 3, lower quartile 5, median 10, upper quartile 13 and maximum 22. Work out the interquartile range.

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