Daily Practice

Higher

25th January 1984

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
Four classes in order have frequencies 12, 3, 10, 10. Write down the cumulative frequency at the end of the third class.
2
Bounds2 marks
A mass is 780 kg, correct to the nearest 10. Write down the upper bound.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 4x + 1. Work out the gradient of any line perpendicular to it.
4
Speed and Density2 marks
A block has volume 15 cm^3 and density 2.5 g/cm^3. Work out its mass.
5
Enlarging with Negative Scale Factors3 marks
The point (3, -6) is enlarged by scale factor -1 about the centre (-1, -2). Write down the coordinates of the image.

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