Daily Practice · Higher

Daily Practice - Higher

29th April 1995

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

1
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 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 = 5, y = 225. Work out y when x = 2.
3
Enlarging with Negative Scale Factors3 marks
The point (-4, 0) is enlarged by scale factor -1 about the centre (1, 4). Write down the coordinates of the image.
4
Venn Diagrams3 marks
In a Venn diagram, 17 are in A only, 7 in B only, 11 in both and 8 in neither. Work out the probability a random one is in both.
5
Box Plots2 marks
A box plot has minimum 10, lower quartile 18, median 21, upper quartile 30 and maximum 32. Work out the interquartile range.

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