Daily Practice

Foundation Plus

5th October 1984

5 questions · 11 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 20/x, work out y when x = 5, and write down the equation of its vertical asymptote.
2
Proportion2 marks
4 identical batteries cost £1.40. Work out the cost of 3 of the same batteries.
3
Transformations2 marks
The point (4, 1) is rotated 180° about the origin. Write down the coordinates of the image.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 13, lower quartile 20, median 26, upper quartile 32 and maximum 42. Work out the interquartile range.

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