Daily Practice · Higher

Daily Practice - Higher

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

24th September 2014

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

1
Enlarging with Negative Scale Factors3 marks
The point (-4, 3) is enlarged by scale factor -3 about the centre (3, 3). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 4 are in A only, 16 in B only, 7 in both and 2 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 4, 7, 12, 11. Write down the cumulative frequency at the end of the third class.
4
Reverse Percentages3 marks
A bill is £960 including VAT at 20%. Work out the amount before VAT.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 2. Work out the gradient of any line perpendicular to it.

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