Daily Practice · Higher

Daily Practice - Higher

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

14th April 2013

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

1
Enlarging with Negative Scale Factors3 marks
The point (-3, 6) is enlarged by scale factor -2 about the centre (-2, 1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 6 in B only, 10 in both and 4 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has a minimum of 20 and a maximum of 44. Work out the range.
4
Reverse Percentages3 marks
A bill is £432 including VAT at 20%. Work out the amount before VAT.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 9. Work out the gradient of any line perpendicular to it.

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