Daily Practice · Higher

Daily Practice - Higher

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

21st December 2011

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

1
Enlarging with Negative Scale Factors3 marks
The point (-5, 1) is enlarged by scale factor -1 about the centre (0, 4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 3 are in A only, 9 in B only, 7 in both and 9 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 7, 5, 8. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices2 marks
Write 3^-1 as a fraction.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 7. Work out the gradient of any line perpendicular to it.

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