Daily Practice · Higher

Daily Practice - Higher

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

27th August 1998

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Histograms2 marks
A histogram class is 5 units wide and contains 12.5 values. Work out the frequency density.
2
Fractional and Negative Indices3 marks
Work out 36^(3/2).
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 5. Work out the gradient of any line perpendicular to it.
4
Repeated Percentage Change3 marks
A town's population is 27000 and grows by 5% each year. Work out the population after 5 years, to the nearest whole number.
5
Enlarging with Negative Scale Factors3 marks
The point (-4, -4) is enlarged by scale factor -3 about the centre (2, 1). Write down the coordinates of the image.

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