Daily Practice

Higher

1st July 1989

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Enlarging with Negative Scale Factors3 marks
The point (-4, 4) is enlarged by scale factor -1 about the centre (0, 1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 17 are in A only, 18 in B only, 12 in both and 6 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 5, lower quartile 14, median 23, upper quartile 25 and maximum 34. Work out the interquartile range.
4
Fractional and Negative Indices3 marks
Work out 27^(2/3).
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 1. Work out the gradient of any line perpendicular to it.

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