Daily Practice · Higher

Daily Practice - Higher

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

8th June 1998

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

1
Enlarging with Negative Scale Factors3 marks
The point (-1, 4) is enlarged by scale factor -2 about the centre (0, -2). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 5 are in A only, 13 in B only, 7 in both and 5 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 48 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Standard Form2 marks
Work out (3 x 10^6) x (9 x 10^3). Give your answer in standard form.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 9. Work out the gradient of any line perpendicular to it.

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