Daily Practice · Higher

Daily Practice - Higher

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

8th November 2007

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

1
Histograms2 marks
A histogram class is 20 units wide and contains 50 values. Work out the frequency density.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.888... as a fraction in its simplest form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 3. Work out the gradient of any line perpendicular to it.
4
Repeated Percentage Change3 marks
A town's population is 22000 and grows by 3% each year. Work out the population after 6 years, to the nearest whole number.
5
Enlarging with Negative Scale Factors3 marks
The point (2, -1) is enlarged by scale factor -1 about the centre (0, -1). Write down the coordinates of the image.

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