Daily Practice

Higher

22nd October 1966

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

1
Parallel and Perpendicular Lines3 marks
A line has equation y = 4x + 1. Work out the gradient of any line perpendicular to it.
2
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 180. Work out y when x = 7.
3
Enlarging with Negative Scale Factors3 marks
The point (4, 0) is enlarged by scale factor -1 about the centre (-2, 4). Write down the coordinates of the image.
4
Venn Diagrams3 marks
In a Venn diagram, 7 are in A only, 14 in B only, 4 in both and 1 in neither. Work out the probability a random one is in both.
5
Box Plots2 marks
A box plot has minimum 15, lower quartile 20, median 29, upper quartile 37 and maximum 40. Work out the interquartile range.

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