Daily Practice

Higher

5th March 1981

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

1
Histograms2 marks
A histogram class is 2 units wide and contains 8 values. Work out the frequency density.
2
Bounds2 marks
A mass is 570 kg, correct to the nearest 10. Write down the lower bound.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 8. Work out the gradient of any line perpendicular to it.
4
Repeated Percentage Change3 marks
A town's population is 36500 and grows by 4% each year. Work out the population after 4 years, to the nearest whole number.
5
Enlarging with Negative Scale Factors3 marks
The point (-6, -2) is enlarged by scale factor -3 about the centre (-4, 3). Write down the coordinates of the image.

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