Daily Practice · Higher

Daily Practice - Higher

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

25th February 2013

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

1
Enlarging with Negative Scale Factors3 marks
The point (-6, 4) is enlarged by scale factor -1 about the centre (4, -1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 3 in B only, 6 in both and 7 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 64 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.333... as a fraction in its simplest 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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