Daily Practice · Higher

Daily Practice - Higher

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

19th February 2005

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

1
Enlarging with Negative Scale Factors3 marks
The point (6, 5) is enlarged by scale factor -3 about the centre (4, -2). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 5 in B only, 9 in both and 8 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 7, lower quartile 15, median 20, upper quartile 23 and maximum 29. Work out the interquartile range.
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.8080... as a fraction in its simplest form.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 4x + 4. Work out the gradient of any line perpendicular to it.

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