Daily Practice · Higher

Daily Practice - Higher

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

7th October 2007

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Enlarging with Negative Scale Factors3 marks
The point (1, 5) is enlarged by scale factor -2 about the centre (-1, 0). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 5 in B only, 10 in both and 5 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has a minimum of 15 and a maximum of 58. Work out the range.
4
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 7. Work out the gradient of any line perpendicular to it.

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