Daily Practice · Higher

Daily Practice - Higher

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

19th January 2011

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

1
Enlarging with Negative Scale Factors3 marks
The point (-3, 2) is enlarged by scale factor -1 about the centre (-3, -1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 13 in B only, 4 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 6, 12, 12, 3. Write down the cumulative frequency at the end of the third class.
4
Bounds2 marks
A mass is 66 kg, correct to the nearest whole number. Write down the lower bound.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 3. Work out the gradient of any line perpendicular to it.

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