Daily Practice · Higher

Daily Practice - Higher

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

11th February 2002

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

1
Enlarging with Negative Scale Factors3 marks
The point (5, 0) is enlarged by scale factor -1 about the centre (-2, 4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 6 are in A only, 13 in B only, 9 in both and 1 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 52 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Standard Form3 marks
Work out (10 x 10^10) / (2 x 10^4). Give your answer in standard form.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 5. Work out the gradient of any line perpendicular to it.

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