Daily Practice · Higher

Daily Practice - Higher

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

2nd October 2017

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

1
Enlarging with Negative Scale Factors3 marks
The point (5, 6) is enlarged by scale factor -2 about the centre (4, 3). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 13 in B only, 11 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 120 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Fractional and Negative Indices2 marks
Write 3^-3 as a fraction.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 8. Work out the gradient of any line perpendicular to it.

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