Daily Practice

Foundation Plus

2nd October 1971

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

1
Drawing 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.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 7, y = 84. Work out y when x = 5.
3
Transformations2 marks
The point (1, -6) 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 100 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 14, lower quartile 20, median 25, upper quartile 30 and maximum 38. Work out the interquartile range.

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