Daily Practice · Higher

Daily Practice - Higher

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

14th November 2015

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

1
Box Plots2 marks
A box plot has minimum 2, lower quartile 8, median 10, upper quartile 12 and maximum 19. Work out the interquartile range.
2
Bounds2 marks
A mass is 7.9 kg, correct to 1 decimal place. Write down the lower bound.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 3. Work out the gradient of any line perpendicular to it.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 108. Work out y when x = 9.
5
Enlarging with Negative Scale Factors3 marks
The point (-5, -1) is enlarged by scale factor -1 about the centre (4, -3). Write down the coordinates of the image.

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