Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

9th November 2019

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

1
Enlarging with Negative Scale Factors3 marks
The point (4, 2) is enlarged by scale factor -2 about the centre (3, -1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 3 are in A only, 4 in B only, 11 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 6, lower quartile 8, median 17, upper quartile 25 and maximum 31. Work out the interquartile range.
4
Fractional and Negative Indices3 marks
Work out 36^(3/2).
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 7. Work out the gradient of any line perpendicular to it.

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