Daily Practice · Higher

Daily Practice - Higher

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

30th June 2012

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

1
Enlarging with Negative Scale Factors3 marks
The point (4, -5) is enlarged by scale factor -1 about the centre (4, -2). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 15 are in A only, 5 in B only, 4 in both and 3 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 2, lower quartile 12, median 20, upper quartile 29 and maximum 35. Work out the interquartile range.
4
Bounds2 marks
A mass is 410 kg, correct to the nearest 10. Write down the lower bound.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 3. Work out the gradient of any line perpendicular to it.

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