Daily Practice

Higher

26th February 1955

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

1
Box Plots2 marks
A box plot has minimum 7, lower quartile 14, median 22, upper quartile 31 and maximum 41. Work out the interquartile range.
2
Bounds2 marks
A mass is 410 kg, correct to the nearest 10. Write down the upper bound.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 8. 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 = 3, y = 45. Work out y when x = 9.
5
Enlarging with Negative Scale Factors3 marks
The point (3, -4) is enlarged by scale factor -1 about the centre (-2, -1). Write down the coordinates of the image.

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